J Acid

Post Date:
Feb 21,2014
Expiry Date:
Feb 21,2015
Detailed Description:
Cas No. :87-02-5 Quantity: 1Metric Tons
Specs:Purity (J acid):90%min
Payment Method: TT,L/C
"J Acid
Chemical Name: 2-Amino-5-Naphthol-7-Sulfonic Acid; 7-Amino-4-hydroxy-2-naphthalene sulphonic acid
Appearance: Grey to light brown powder;
Molecular Formula: C10H9NO4S
M. W: 239.25
CAS No.: 87-02-5
Specifications:
Purity (J acid):90%min
γ Acid:1.5%
Moisture:1.00%
Insolubles: 0.5%
Use: Used as azo medium. Mainly used for the preparation of direct Orange S and direct acid-proof bright-red 4BS.
Package: 25kg-plastic-woven bag lined with a plastic bag inside or as per customer's request."
CAS Registry Number:
87-02-5
Synonyms:
;7-amino-4-hydroxy-2-naphthalenesulfonic acid;Aminonaphthol Sulfonic Acid;J Acid;2-Amino-5-Naphthol-7-Sulphonic Acid;7-amino-4-hydroxynaphthalene-2-sulfonic acid;
Molecular Formula:
C₁₀H₉NO₄S
Molecular Weight:
239.2478
Molecular Structure:
Hazard Symbols:
C:Corrosive;
Risk Codes:
R34:;
Safety Description:
S26:;
S27:;
S36/37/39:;

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