This standard specifies the determination methods for the sieve fineness (referred to as fineness) of various organic dyes. This standard applies to the determination of the sieve fineness of various organic dyes.
GB/T 2383-2003 history
2014GB/T 2383-2014 Powder dyes.Determination of fineness by sieve analysis
2003GB/T 2383-2003 Dyes--Determination of fineness by sieve analysis
1980GB/T 2383-1980 Method for determination of sieve fineness of dyestuffs