Industrial 40% dimethylamine aqueous solution (1)

1 Scope

This standard specifies the requirements, sampling, test methods, marking, packaging, transportation and storage of a 40% aqueous solution prepared from dimethylamine

This standard applies to a 40% aqueous solution prepared from dimethylamine produced by the continuous gas-phase catalytic ammoniation of methanol .

Molecular formula: (CH ₃ ) ₂ NH

Relative molecular mass: 45.

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/T325-1991 Packaging Container Steel Drum

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

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

GB/T1250-1989 The method of expressing and judging the limit value

HG/T2971-1999 Industrial methylamine aqueous solution test method

Railway Dangerous Goods Transportation Management Regulations Ministry of Railways Rail Transport (1995) No.

3 requirements

3.

3.

Table 1 Quality requirements of industrial 40% dimethylamine aqueous solution

4 sampling

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