Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 9,10-dihydro-1,8-dihydroxy-4,5-dinitro-9,10-dioxoanthracene-2,7-disulphonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

128-90-5

128-90-5 structure

128-90-5 structure

Name: 9,10-dihydro-1,8-dihydroxy-4,5-dinitro-9,10-dioxoanthracene-2,7-disulphonic acid
Chemical Name: 1,8-dihydroxy-4,5-dinitro-9,10-dioxoanthracene-2,7-disulfonic acid
CAS Number: 128-90-5
Molecular Formula: C₁₄H₆N₂O₁₄S₂
Molecular Weight: 490.33200
Create Date: 2017-05-05 19:48:12
Modify Date: 2025-08-28 12:27:25

Name	1,8-dihydroxy-4,5-dinitro-9,10-dioxoanthracene-2,7-disulfonic acid
Synonyms	2,7-Anthracenedisulfonic acid,9,10-dihydro-1,8-dihydroxy-4,5-dinitro-9,10-dioxo EINECS 204-917-9 4,5-Dinitro-1,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracen-2,7-disulfonsaeure Leucottetraoxy MID 1,8-Dihydroxy-4,5-dinitro-2,7-anthraquinonedisulfonicacid 4,5-dinitro-1,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2,7-disulfonic acid

Density	2.177g/cm3
Molecular Formula	C₁₄H₆N₂O₁₄S₂
Molecular Weight	490.33200
Exact Mass	489.92600
PSA	291.74000
LogP	3.39100
Index of Refraction	1.782

HS Code	2918990090

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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