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Industrial Acetic Anhydride (1)

 Last Update: 2021-11-17
 Source: Internet
 Author: User

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1 Scope

This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage, safety, etc.

This standard applies to acetic anhydride produced by acetic acid cracking method or acetaldehyde oxidation method

The product is mainly used to produce acetate fiber, medicine, dyes, spices, film and other products

Molecular formula: (CH ₃ CO) ₂ O

Structural formula:

Relative molecular mass: 102.

2 reference standards

The provisions contained in the following standards constitute the provisions of this standard through quotation in this standard

GB190-1990 Dangerous Goods Packaging Mark

GB/T601-1988 Preparation of standard solutions for chemical reagent titration analysis (volume analysis)

Preparation of preparations and products used in GB/T603-1988 test method

The expression and judgment method of GB/T1250-1989 limit value

GB/T3049-1986 General method for the determination of iron content in chemical products, o-phenanthroline spectrophotometric method (eqv ISO6685: 1982)

GB/T3143-1982 Liquid chemical product color determination method (Hazen unit-platinum-cobalt color number) (idt ISO 2211:1981)

GB/T3979-1997 Object color measurement method (neq CIE 1931)

GB/T6324.

GB/T6678-1986 General Rules for Sampling of Chemical Products

GB/T6680-1986 General Rules for Sampling of Liquid Chemical Products

GB/T6682-1992 Analytical laboratory water specifications and test methods (eqv ISO 3696: 1987)

GB/T10479-1989 Technical requirements for aluminum railway tank cars

3 requirements

Table 1 requirements

Related Links: Industrial Melamine (Appendix A Two)

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