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Sodium metabisulfite is primarily used as an antioxidant and antimicrobial agent in a wide variety of foods and drugs. It is also used as the main additive in the prevention of melanosis in shrimp.
Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
4-Chloroaniline is a chlorinated aromatic amines, which can generally find applications in industry in the production of cosmetics, dyes, herbicides and pharmaceutical products. It is also a major metabolite of the phenyl-urea herbicides.
Di-n-octyl phthalate (DNOP) is a mixed component of C6-C10 linear-chain phthalates which has the ability to impart flexibility in plastics and rubber materials. It is also used as plasticizer in PVC used in flooring and carpet tiles.