This standard specifies classification requirements, test methods, inspection rules, marking, labeling, packaging, transportation and storage of phosphoric acid for industry use.
This standard is applicable to phosphoric acid for industry use, made of yellow phosphorus, mainly used for production of electroplating and phosphating solution and industrial phosphate.
2 Normative References
The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction), 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 standards. For undated references, the latest edition of the normative document referred to applies.
GB 190-1990 Packing Symbol of Dangerous Goods
GB/T 605 Chemical Reagent - General Method for the Measurement of Colour (GB/T 605-2006, ISO 6353-1: 1982, EQV)
GB/T 610.1-1988 Chemical Reagent - General Method for the Determination of Arsenic
GB/T 1250 Rules for Expression and Judgment of Limiting Values
GB/T 3049-2006 Chemical Products for Industrial Use - General Method for Determination of Iron Content C 1, 10-Phenanthroline Spectrophotometric Method (ISO 6685: 1982, IDT)
GB/T 6678 General Principles for Sampling Chemical Products
GB/T 6682-1992 Water for Analytical Laboratory Use - Specification and Test Methods (eqv ISO 3696: 1987)
HG/T 3696.1 Inorganic Chemical Products Preparations of Standard Titration solutions for Chemical Analysis
HG/T 3696.2 Inorganic Chemical Products Preparations of Standard Solutions for Chemical Analysis
HG/T 3696.3 Inorganic Chemical Products Preparations of Reagent Solutions for Chemical Analysis
