2,6/2,7-ADA --Yixing Xingping Chemical Co.,Ltd.(Yixing Xingfeng Chemical Factory)

Today:

2,6/2,7-ADA

Chemical name

Anthraquinone 2,6/2,7-Sodium Disulfonate

Molecular formula

2.7 C₁₄H₆O₈S₂Na₂·4H₂O
2.6 C₁₄H₆O₈S₂Na₂·2H₂O

Molecular weight

484.35
448.32

Spec.

Item	First quality	Second quality
Appearance	Light magenta to aubergine crystalline powder	Light magenta to aubergine crystalline powder
Assay%	≥80.0	≥75
Insolubles%	≤ 3.0	≤ 5
Water content %	≤ 5.0	≤ 10

Use

1．In the synthesis of dyestuff.
2．Desulfurizer

Packing

In iron drum or cardboard drum.