Food Additives GB 7657-2005 Food Additives Gluconic Acid- δ- lactone

This standard specifies the requirements, test methods, inspection rules and markings, packaging, transportation, and storage of food additives such as gluconic acid - ÷ - lactone. This standard is applicable to the food additive gluconic acid per lactone prepared by the reaction of D calcium gluconate with sulfuric acid. This product is mainly used as a stabilizer and coagulant in food processing. Relative molecular weight: 178.14 (according to the 2001 International Atomic Mass) normative reference document. The clauses in the following documents have become clauses of this standard through reference in this standard. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this standard. GB/T 601 Preparation of Standard Titration Solutions for Chemical Reagents GB/T 602 Preparation of Standard Solutions for Impurity Determination (GB/T 602-2002,1SO 6353-1:1982, NEQ) GB/T 603 Preparation of Preparations and Products Used in Test Methods (GB/T 603-2002, ISO 6353-11982, NEQ) GB/T 5009.74 Maximum Test for Heavy Metals in Food Additives GB/T 5009.75 Determination of Lead in Food Additives GB/T 5009.76 Determination of Arsenic in Food Additives GB/T 6678-2003 General Principles for Sampling Chemical Products GB/T 6682 Specification and Test Methods for Analytical Laboratory Water (GB/T 6682-1992, neq TSO 3696:1987) GB/T 9723 General Principles for Flame Atomic Absorption Spectroscopy GB/T9729 General Methods for the Determination of Chemical Reagents and Chlorides (GB/T 9729-1988.eqv 1SO 6353-1; 1982)

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