UK Chemical Suppliers

A directory of where to buy chemicals in the UK including: distributors, industrial manufacturers, wholesalers, raw ingredients, bulk supplies and finished goods for sale.

Search for products or services, then visit the suppliers website for prices, SDS or more information.

Product
N,N-dimethyloctadecanamide N,N-dimethyloctadecanamide (CAS# 3886-90-6 ) is a useful research chemical. Group: Pharmaceutical. CAS No. 3886-90-6. Pack Sizes: 100 mg. Product ID: B2699-115089. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,N'-Dimethylpiperazine 100g Pack Size. Group: Piperazines. Formula: C6H14N2. CAS No. 106-58-1. Prepack ID : 15044534-100g. Molecular Weight : 114.19. Molekula
N,N- Dimethyl- p- toludine N,N- Dimethyl- p- toludine, CAS 99-97-8, Coatings Accelerators. Formerly Lansdowne Chemicals OQEMA
England, Oxfordshire
N,N-Dimethyl-p-toluidine 100g Pack Size. Group: Building Blocks, Catalysts, Organics. Formula: C9H13N. CAS No. 99-97-8. Prepack ID : 90028115-100g. Molecular Weight : 135.21. Molekula
N,N-Dimethyl-p-toluidine N,N-Dimethyl-p-toluidine. Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 99-97-8. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
N,N-Dimethylsuccinamic Acid N,N-Dimethylsuccinamic Acid. Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 2564-95-6. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
N,N- Dioctylamine N,N- Dioctylamine, CAS 1120-48-5, Rubber Intermediates. Formerly Lansdowne Chemicals OQEMA
England, Oxfordshire
N,N’-Diphenylbenzidine N,N’-Diphenylbenzidine Uses: Pharmaceutical R&D. Group: Intermediates. CAS No. 531-91-9. Pack Sizes: Enquire for MOQ. Categories: NORDMANN innovative sourcing and supply. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,N'-Diphenylurea 100g Pack Size. Group: Biochemicals, Building Blocks, Organics, Reagents, Research Organics & Inorganics. Formula: C13H12N2O. CAS No. 102-07-8. Prepack ID : 14171721-100g. Molecular Weight : 212.25. Molekula
N,N'-Diphenylurea 25g Pack Size. Group: Biochemicals, Building Blocks, Organics, Reagents, Research Organics & Inorganics. Formula: C13H12N2O. CAS No. 102-07-8. Prepack ID : 14171721-25g. Molecular Weight : 212.25. Molekula
N,N'-Disuccinimidyl carbonate N,N'-Disuccinimidyl carbonate Uses: Pharmaceutical R&D. Group: Coupling Reagents. Alternative Names: DSC. CAS No. 74124-79-1. Pack Sizes: Enquire for MOQ. Categories: NORDMANN Key intermediates and specialty chemicals suppliers. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,N'-Ethylenebisoleamide N,N'-Ethylenebisoleamide is a compound with surfactant and emulsifying properties, extensively used in biomedicine. Its multipurpose functionality includes being an antifungal, anticancer and antiviral agent, and its feasibility against life-altering diseases such as HIV, influenza, and cancer are being researched. Group: Pharmaceutical. CAS No. 110-31-6. Pack Sizes: 10 g. Product ID: B2699-013796. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N, N'-Ethylenebis (stearamide) 100g Pack Size. Group: Building Blocks. Formula: C38H76N2O2. CAS No. 110-30-5. Prepack ID : 89967033-100g. Molecular Weight : 593.02. Molekula
N-Nitro-S-methyl isothiourea 100mg Pack Size. Group: Building Blocks, Organics. Formula: C2H5N3O2S. CAS No. 2986-25-6. Prepack ID : 89986140-100mg. Molecular Weight : 135.15. Molekula
N-Nitrosocytisine N-Nitrosocytisine is a derivative of Cytisine, which is a nicotinic acetylcholine receptor (nAChR) agonist. Group: Pharmaceutical. CAS No. 19634-60-7. Pack Sizes: 100 mg. Product ID: B1370-343453. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N-Nitrosohexamethyleneimine N-Nitrosohexamethyleneimine (CAS# 932-83-2 ) is a useful research chemical. Group: Pharmaceutical. CAS No. 932-83-2. Pack Sizes: 100 mg. Product ID: B2699-111644. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N-Nitroso-N-methylurea 25g Pack Size. Group: Building Blocks, Organics. Formula: C2H5N3O2. CAS No. 684-93-5. Prepack ID : 89994768-25g. Molecular Weight : 103.08. Molekula
N-Nitroso-N-methylurea (NMU) N-Nitroso-N-methylurea (NMU). Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 684-93-5. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
N-Nitroso Tamsulosin An impurity of Tamsulosin, which is an α1-adrenoceptor antagonist and could be used against benign prostatic hypertrophy. Group: Pharmaceutical. Pack Sizes: 10 mg. Product ID: B1370-070217. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,N'-Methylene-bis-acrylamide 100g Pack Size. Group: Analytical Reagents, Diagnostic Raw Materials. Formula: C7H10N2O2. CAS No. 110-26-9. Prepack ID : 22797959-100g. Molecular Weight : 154.17. Molekula
N,N,N,N-Tetraacetyl chitotetraose N,N,N,N-Tetraacetyl Chitotetraose is an intriguing biomedical compound with prodigious prowess in the research of immunology and pioneering drug delivery systems. Group: Pharmaceutical. CAS No. 2706-65-2. Pack Sizes: 10 mg. Product ID: B1370-177615. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,N,N,N-Tetramethyl-1,4-phenylenediamine 5g Pack Size. Group: Building Blocks, Organics. Formula: C6H4[N(CH3)2]2. CAS No. 100-22-1. Prepack ID : 18154918-5g. Molecular Weight : 164.25. Molekula
N,N,N',N'-Tetramethyl-1,5-pentanediamine N,N,N',N'-Tetramethyl-1,5-pentanediamine (CAS# 44994-28-7 ) is a useful research chemical. Group: Pharmaceutical. CAS No. 44994-28-7. Pack Sizes: 100 g. Product ID: B2699-054518. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,N,N',N'-tetramethylazodicarboxamide N,N,N',N'-tetramethylazodicarboxamide Uses: Pharmaceutical Research and Development. Group: Intermediates. CAS No. 10465-78-8. Pack Sizes: Enquire for MOQ. Categories: NORDMANN Key intermediates and specialty chemicals. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,N,N‘,N‘-Tetramethyl chloro formamidinium-hexafluorophosphate N,N,N‘,N‘-Tetramethyl chloro formamidinium-hexafluorophosphate Uses: Pharmaceutical Research and Development. Group: Coupling Reagents. Alternative Names: TCFH. CAS No. 94790-35-9 & 207915-99-9. Pack Sizes: Enquire for MOQ. Categories: NORDMANN innovative sourcing and supply. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride Uses: Pharmaceutical R&D. Group: Crosslinking Reagents. CAS No. 637-01-4. Pack Sizes: Enquire for MOQ. Categories: NORDMANN innovative sourcing and supply. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride 25g Pack Size. Group: Amines, Analytical Reagents, Building Blocks, Diagnostic Raw Materials. Formula: C6H4[N(CH3)2]2 ·2HCl. CAS No. 637-01-4. Prepack ID : 34893713-25g. Molecular Weight : 237.16932. Molekula
N,N,N-Trimethylethanaminium bromide 1g Pack Size. Group: Bioactive Small Molecules, Research Organics & Inorganics. Formula: C5H14N. CAS No. 2650-77-3. Prepack ID : 89996546-1g. Molecular Weight : 88.1708. Molekula
N,N,N’- Trimethyl- N’- (2- hydroxyethyl)- ethylenediamine N,N,N’- Trimethyl- N’- (2- hydroxyethyl)- ethylenediamine, CAS 2212-32-0, Catalysts, Catalysts Coatings. Formerly Lansdowne Chemicals OQEMA
England, Oxfordshire
N-n-Octyl-D-glucamine 1g Pack Size. Group: Building Blocks, Carbohydrates. Formula: C14H31NO5. CAS No. 23323-37-7. Prepack ID : 32310080-1g. Molecular Weight : 293.4. Molekula
N,N,O-Tris (Trimethylsilyl) Hydroxylamine N,N,O-Tris (Trimethylsilyl) Hydroxylamine Uses: Pharmaceutical R&D. Group: Intermediates. CAS No. 21023-20-1. Pack Sizes: Enquire for MOQ. Categories: NORDMANN Key intermediates and specialty chemicals suppliers. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,N'-Thiobisphthalimide N,N'-Thiobisphthalimide. Group: Pharmaceutical. CAS No. 7764-29-6. Pack Sizes: 1 g. Product ID: B0001-072262. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,N'-Thiocarbonyldiimidazole N,N'-Thiocarbonyldiimidazole. Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 6160-65-2. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
Nobiletin Nobiletin is a citrus flavonoid isolated from citrus peels like in tangerine, which has anti-inflammatory and anti-tumor activities. Nobiletin has anti-hemagglutination, anti-thrombosis, anti-fungal, anti-allergic, anti-cholinesterase and anti-epileptic effects. It is a carbohydrate metabolism promoter. Uses: Anticancer. Group: Pharmaceutical. CAS No. 478-01-3. Pack Sizes: 1 g. Product ID: NP1887. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,O-Bis (Trimethylsilyl) Acetamide N,O-Bis (Trimethylsilyl) Acetamide Uses: Pharmaceutical Research and Development. Group: Intermediates. CAS No. 10416-59-8. Pack Sizes: Enquire for MOQ. Categories: NORDMANN UK Fine Chemicals: innovative sourcing and supply. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,O-Bis (Trimethylsilyl) Hydroxylamine N,O-Bis (Trimethylsilyl) Hydroxylamine Uses: Pharmaceutical Research and Development. Group: Intermediates. CAS No. 22737-37-7. Pack Sizes: Enquire for MOQ. Categories: Nordmann UK Fine Chemicals suppliers (Formerly Melrob-Eurolabs). Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,O-Bis (Trimethylsilyl) Sulfamate N,O-Bis (Trimethylsilyl) Sulfamate Uses: Pharmaceutical R&D. Group: Intermediates. CAS No. 18187-06-9. Pack Sizes: Enquire for MOQ. Categories: NORDMANN Key intermediates and specialty chemicals suppliers. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
N,O-Bis (Trimethylsilyl) Trifluoroacetamide N,O-Bis (Trimethylsilyl) Trifluoroacetamide Uses: Pharmaceutical R&D. Group: Intermediates. CAS No. 25561-30-2. Pack Sizes: Enquire for MOQ. Categories: NORDMANN innovative sourcing and supply. Nordmann UK Fine Chemicals
UK / EU / USA / Japan
Nociceptin Nociceptin, a 17 amino acid neuropeptide involved in a variety of biological systems, is the endogenous ligand of the nociceptin receptor, acting as a potent anti-analgesic. Group: Pharmaceutical. CAS No. 170713-75-4. Pack Sizes: 5 mg. Product ID: BAT-006193. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nocodazole 10mg Pack Size. Group: Analytical Reagents, Biochemicals, Diagnostic Raw Materials. Formula: C14H11N3O3S. CAS No. 31430-18-9. Prepack ID : 90028754-10mg. Molecular Weight : 301.32. Molekula
n-Octadecylphosphonic acid 5g Pack Size. Group: Building Blocks, Organics. Formula: C18H39O3P. CAS No. 4724-47-4. Prepack ID : 90021901-5g. Molecular Weight : 334.47. Molekula
N-Octane 100g Pack Size. Group: Solvents. Formula: C8H18. CAS No. 111-65-9. Prepack ID : 89967151-100g. Molecular Weight : 114.23. Molekula
N-OCTANE N-OCTANE, Suppliers of laboratory chemicals wanted in the United Kingdom Suppliers Needed
N-Octyl-beta-D-galactopyranoside 1g Pack Size. Group: Biochemicals, Detergents. Formula: C14H28O6. CAS No. 40427-75-6. Prepack ID : 37107680-1g. Molecular Weight : 292.37. Molekula
n-Octyl-beta-D-glucopyranoside (OG) 5g Pack Size. Group: Building Blocks, Detergents, Organics. Formula: C14H28O6. CAS No. 29836-26-8. Prepack ID : 33280546-5g. Molecular Weight : 292.37. Molekula
n-Octyl-beta-D-glucopyranoside (OG) 1g Pack Size. Group: Building Blocks, Detergents, Organics. Formula: C14H28O6. CAS No. 29836-26-8. Prepack ID : 33280546-1g. Molecular Weight : 292.37. Molekula
n-Octyl-beta-D-thioglucopyranoside 1g Pack Size. Group: Analytical Reagents, Biochemicals, Carbohydrates, Detergents, Diagnostic Raw Materials. Formula: C14H28O5S. CAS No. 85618-21-9. Prepack ID : 27927684-1g. Molecular Weight : 308.43. Molekula
N-Octyl-N,N-dimethyl-3-ammonio-1- propanesulfonate (SB-8) 25g Pack Size. Group: Biochemicals, Detergents, Peptide Reagents. Formula: C13H29NO3S. CAS No. 15178-76-4. Prepack ID : 27875244-25g. Molecular Weight : 279.44. Molekula
N-Octyl Pyrrolidone N-Octyl Pyrrolidone. CAS No. 2687-94-7. Cenik Chemicals
Cenik Chemicals
N-Octyl Pyrrolidone N-Octyl Pyrrolidone. Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 2687-94-7. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
n-Octyltrimethoxysilane n-Octyltrimethoxysilane; 97%. Group: Silanes (silicane). CAS No. 3069-40-7. Pack Sizes: 1kg; 5kg; 25kg; 100kg; 200kgs. Product ID: AB129289. Categories: trimethoxy(octyl)silane. ABCR (UK)
Nodakenetin Nodakenetin is a coumarin isolated from Angelica decursiva, exhibiting antioxidant, anti-inflammatory and antitumor activities. Study showed that nodakenetin triggered the G2/M cell cycle arrest of HL-60 leukemia cells in a dose-dependent manner as evidenced from flow cytometry. Uses: Antiproliferative, anti-inflammatory. Group: Pharmaceutical. CAS No. 495-32-9. Pack Sizes: 10 mg. Product ID: NP1096. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nodakenin Nodakenin is an important natural resource and medicinal material with anti-allergic and anti-inflammatory activities. Group: Pharmaceutical. CAS No. 495-31-8. Pack Sizes: 25 mg. Product ID: B2703-465430. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,O-Diacetate Isoacyclovir An impurity of Acyclovir. Acyclovir is an antiviral drug used for the treatment of infections caused by herpes simplex virus and herpes zoster virus. It acts via inhibiting the production of virus' DNA. Group: Pharmaceutical. CAS No. 91702-60-2. Pack Sizes: 10 mg. Product ID: B0093-466141. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
N,O-Dimethylhydroxylamine HCl N,O-Dimethylhydroxylamine HCl. Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 6638-79-5. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
N,O-Dimethylhydroxylamine hydrochloride 100g Pack Size. Group: Amines, Building Blocks, Organics. Formula: C2H7NO · HCl. CAS No. 6638-79-5. Prepack ID : 12319835-100g. Molecular Weight : 97.54g/mol. Molekula
N,O-Dimethylhydroxylamine hydrochloride 25g Pack Size. Group: Amines, Building Blocks, Organics. Formula: C2H7NO · HCl. CAS No. 6638-79-5. Prepack ID : 12319835-25g. Molecular Weight : 97.54g/mol. Molekula
N,O-Dimethylhydroxylamine hydrochloride N,O-Dimethylhydroxylamine hydrochloride Uses: Pharmaceutical Research and Development. Group: Intermediates. CAS No. 6638-79-5. Pack Sizes: Enquire for MOQ. Categories: Nordmann UK Fine Chemicals suppliers (Formerly Melrob-Eurolabs). Nordmann UK Fine Chemicals
UK / EU / USA / Japan
Nodosin Nodosin is isolated from the herbs of Isodon serra. Uses: Anti-inflammatory; antibacterial; insect growth inhibitor. Group: Pharmaceutical. CAS No. 10391-09-0. Pack Sizes: 5 mg. Product ID: NP1273. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nogo-66 (1-40) Nogo-66 (1-40), a peptide fragment corresponding to residues 1-40 of Nogo-66, acts as a competitive antagonist at the Nogo-66 receptor (NgR), which blocks Nogo-66 or CNS myelin inhibition of axonal outgrowth in vitro, demonstrating that NgR mediates a significant portion of axonal outgrowth inhibition by myelin. Group: Pharmaceutical. CAS No. 475221-20-6. Pack Sizes: 1 mg. Product ID: BAT-006216. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nolatrexed dihydrochloride Nolatrexed, also known as AG337, is a thymidylate synthase inhibitor with potential anticancer activity. A phase II study of nolatrexed in 2007 in advanced HCC patients demonstrated minimal activity and significant stomatitis. Group: Pharmaceutical. CAS No. 152946-68-4. Pack Sizes: 50 mg. Product ID: B0084-059576. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nomegestrol Impurities Nomegestrol Impurities, integral to the biomedical sphere, underpin quality assurance and validation of nomegestrol acetate, a progestin pivotal for oral contraceptives and hormone therapies. Their detection and quantification are vital for ensuring drug safety and efficacy, thus serving as indispensable elements in pharmaceutical scrutiny and regulatory adherence. Group: Pharmaceutical. Pack Sizes: 1mg; 1g; 10g. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nonacosan-15-one Nonacosan-15-one (CAS# 2764-73-0 ) is a useful research chemical. Group: Pharmaceutical. CAS No. 2764-73-0. Pack Sizes: 100 g. Product ID: B2699-177852. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nonadecane 100g Pack Size. Group: Organics, Solvents. Formula: C19H40. CAS No. 629-92-5. Prepack ID : 10399549-100g. Molecular Weight : 268.52. Molekula
Nonane Nonane. Uses: Pharmaceuticals, Personal Care, Industrial. Grades: Pharma, Cosmetic, Food, Feed, Technical. CAS No. 111-84-2. Pack Sizes: Bulk. Cenik is your partner of choice for Hard-to-find chemicals. We don't just provide products, we supply solutions to your technical and regulatory specifications. Cenik Chemicals
Cenik Chemicals
Nonanedione Impurities Nonanedione Impurities play a significant role in the development and synthesis of novel pharmaceutical agents. These impurities assist in refining drug formulation processes, ensuring the efficacy and safety of medications aimed at treating conditions such as cardiovascular diseases and metabolic disorders. Their presence during the synthesis is crucial for quality control and drug validation. Group: Pharmaceutical. Pack Sizes: 1mg; 1g; 10g. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nonanoyl-N-methylglucamide (MEGA-9) 1g Pack Size. Group: Biochemicals, Detergents, Peptide Reagents. Formula: C16H33NO6. CAS No. 85261-19-4. Prepack ID : 21276387-1g. Molecular Weight : 335.44. Molekula
Nonapeptide-1 Nonapeptide-1 is a skin-lightening peptide that prevents melanin synthesis and unwanted pigmentation. It is used as an additive in whitening or spot corrective products. Nonapeptide-1 is a biomimetic peptide that is a good match for the MC1 receptor on melanocytes and thus acts as an antagonist to melanocytotropic hormone, competitively binding to the MC1 receptor and preventing further activation of tyrosinase to produce melanin. Uses: Skin lightening additive. Group: Pharmaceutical. CAS No. 158563-45-2. Pack Sizes: 100 mg. Product ID: BAT-010784. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nonatriacontane Nonatriacontane can be used as a surfactant in detergents and other cleaning products due to its ability to reduce surface tension and enhance the ability of the product to dissolve in water. Group: Pharmaceutical. CAS No. 7194-86-7. Pack Sizes: 100 mg. Product ID: B1370-326173. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Nonatrienal Impurities Nonatrienal Impurities, integral to the biomedical sphere, excel in the calibration and validation of analytical techniques targeting volatile organic compounds. Their detailed characterization enriches lipid peroxidation research and aids in unveiling oxidative stress-linked diseases, such as cardiovascular and neurodegenerative disorders, thereby propelling scientific comprehension forward. Group: Pharmaceutical. Pack Sizes: 1mg; 1g; 10g. Molecular formula: Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London