GB/T 21895-2015p-(beta-Sulfato ethyl sulfonyl)anilin (Para base ester) (English PDF)

1 Scope

This standard provides for - (beta- hydroxyethyl sulfone sulfate) aniline requirements, sampling, test methods, inspection rules and signs, labels, packages

Loading, transport and storage.

This standard applies to - (beta- hydroxyethyl sulfone sulfate) aniline product quality control.

Structure.

Molecular formula. C8H11NO6S2

Molecular weight. 281.31 (according to 2009 international relative atomic mass)

CASRN. 2494-89-5

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein

Member. For undated references, the latest edition (including any amendments) applies to this document.

Preparation of GB/T 601 chemical reagent standard titration solution

GB/T 603 chemical reagent in test methods - Preparations with

GB/T 2381-2013 Determination of substance content of dye and dye intermediates insoluble

Determination of GB/T 2383-2014 powdered dye screening fineness

GB/T 6678-2003 General Principles for Sampling Chemical Products

Laboratory use specifications and test methods GB/T 6682-2008 Analysis

GB/T 8170-2008 revised value represents about rules and limit values and judgment

Limit and determination of GB 19601 dye products in 23 kinds of harmful aromatic amines

3 Requirements

To - quality (beta- hydroxyethyl sulfone sulfate) aniline should meet the requirements of Table 1.

Table 1 - (beta- hydroxyethyl sulfone sulfate) aniline quality requirements project index

Excellence Qualified experiment method (1) Appearance White or off-white powder 5.2 (2) - (beta- hydroxyethyl sulfone sulfate) aniline mass fraction (amino value) /% >= 97.00 96.00 5.3 […]