Standard No.:	GB/T 23957-2009
English Name:	Light calcium carbonate for tooth-paste industry
Chinese Name:	牙膏工业用轻质碳酸钙
Chinese Classification:	G12    Inorganic salt
Professional Classification:	GB    National Standard
ICS Classification:	71.060.50 71.060.50    Salts 71.060.50
Issued by:	CPCIA
Issued on:	2009-6-2
Implemented on:	2010-2-1
Status:	superseded
Superseded by:	GB/T 23957-2021 Light calcium carbonate for tooth-paste industry
Superseded on:	2022-3-1
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	120.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the requirements, test methods, inspection rules, marking and labeling as well as packaging, transportation and storage of light calcium carbonate for tooth-paste industry. This standard is applicable to light calcium carbonate for tooth-paste industry and this product is used as the abrasive in toothpaste. 2 Normative References The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments (excluding corrections) to, or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. GB/T 191-2008 Packaging - Pictorial Marking for Handling of Goods (ISO 780: 1997, MOD) GB/T 3049-2006 Chemical Products for Industrial Use - General Method for Determination of Iron Content - 1,10-Phenanthroline Spectrophotometric Method (ISO 6685: 1982, IDT) GB/T 5009.12-2003 Determination of Lead in Foods GB/T 5009.17-2003 Determination of Total Mercury and Organic-mercury in Foods GB/T 5009.18-2003 Determination of Fluorine in Foods GB/T 5009.74-2003 Method for Limit Test of Heavy Metals in Food Additives GB/T 5009.75-2003 Determination of Lead in Food Additives GB/T 5009.76-2003 Determination of Arsenic in Food Additives GB/T 5950-2008 Method for Measurement of Whiteness of Building Materials and Non-Metal Mineral Products GB/T 6003.1-1997 Test Sieves of Metal Wire Cloth (eqv ISO 3310-1: 1990) GB/T 6678 General Principles for Sampling Chemical Products GB/T 6682-2008 Water for Analytical Laboratory Use - Specification and Test Methods (ISO 3696: 1987, MOD) GB/T 7918.2-1987 Standard Methods of Microbiological Examination for Cosmetics - Standard Plate Count GB/T 7918.3-1987 Standard Methods of Microbiological Examination for Cosmetics - Fecal Coliforms GB/T 7918.5-1987 Standard Methods of Microbiological Examination for Cosmetics - Staphylococcus Aureus

Foreword i 1 Scope 2 Normative References 3 Molecular Formula and Relative Molecular Mass 4 Requirements 5 Test Method 6 Inspection Rules 7 Marking and Labeling 8 Packaging, Transportation and Storage