This standard specifies the classification, requirements, test methods, inspection rules and marking, packaging, transportation, storage and shelf life of silica for toothpaste. This standard applies to silica series prepared by chemical reaction methods, mainly used in toothpaste.
QB/T 2346-2007 Referenced Document
GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
GB/T 610.1 Chemical reagent--General method for the determination of arsenic
GB/T 6678-2003 General principles for sampling chemical products
GB/T 6682 Water for analytical laboratory use.Specification and test methods*， 2008-05-15 Update
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*， 2008-07-16 Update
GB/T 9735 Chemical reagent.General method for the determination of heavy metals*， 2008-05-15 Update
JJF 1070-2005 Rules of Metrological Testing for Net Quantity of Products in Prepackages with Fixed Content
QB/T 2346-2007 history
2015QB/T 2346-2015 Oral cavity nursing materials.Silicon dioxide for toothpaste