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Australia Business Directory & Marketplace - DSD acid, Product by Luoyang Hanyi Chemical Co., Ltd.
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Product Details

DSD acid

Luoyang Hanyi Chemical Co., Ltd.
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Product Description:
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Chemical name: 4,4’-Diaminostilbene-2,2’-disulfonic acid
Structural formula:

Chemical formula: C14H14N2O6S2
Molecular weight: 370.4
CAS NO.:81-11-8
Property:
1) Light yellow cream or powder, soluble in ethanol and ether; insoluble in water, easily soluble in alkaline solution.
2) Can be easily oxidized into red; has the property of aromatic acid or aromatic amine
Quality index:

Item Index
(1) Appearance dry/wet light yellow powder/light yellow cream
(2) Dry product total amino value (gross dry sample) %   ≥ 95.0
(3) Degree of pigmentation (EOD)              ≤ 0.12
(4) Content of alkali insolubles (gross cream) %    ≤ 0.08
(5) Benzyl compound (gross sample) %        ≤ 0.25
(6) Ash content%                 ≤ 2.2

Main use: In the manufacture of fluorescent brighteming agent、Chrysophenine G and Direct Yellow R, also as pesticides

Packing: dry product: in 25kg woven bags or upon clients' request; wet product: in 40kg woven bag or upon clients' request.
Other Details:

Offered by: Luoyang Hanyi Chemical Co., Ltd. (View Showroom, Create your own Showroom)
Place of Origin: China (More Products from China)
Stock Location: China
Quantity: Not Specified
Packaging: Not Specified
Price: Not Specified
Product Seller Classification: Chemicals - Organic Chemicals
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