GB/T 23957-2021 (English Version) PDF

Scope: This document specifies the requirements, test methods, inspection rules, marking, labeling, packaging, transportation and storage of light calcium carbonate for dental industry. This document applies to light calcium carbonate for toothpaste industry. Note: This product is used as a rubbing agent in the dental cavity.

GB/T 23957-2021 Referenced Document

GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 19281 Analytic method for calcium carbonate
GB/T 23769 Inorganic chemical products.General method for the determination of pH values
GB/T 3049 Chemical products for industrial use. General method for determination of iron content 1, 10 Phenanthroline spectrophotometric method
GB/T 5009.18 Determination of fluorine in foods
GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*， 2022-10-12 Update
GB/T 6678 General principles for sampling chemical products
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 7918.2 Standard methods of microbiological examination for cosmetics--Standard plate count
GB/T 7918.3 Standard methods of microbiological examination for cosmetics--Fecal coliforms
GB/T 7918.5 Standard methods of microbiological examination for cosmetics--Staphylococcus aureus
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values