Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Naphthalene-2,6-disulfonic acid
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Naphthalene-2,6-Disulfonic Acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Naphthalene-2,6-disulfonic acid(581-75-9)
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

581-75-9

581-75-9 structure

581-75-9 structure

Name: Naphthalene-2,6-disulfonic acid
Chemical Name: naphthalene-2,6-disulfonic acid
CAS Number: 581-75-9
Molecular Formula: C₁₀H₈O₆S₂
Molecular Weight: 288.29700
Catalog: Chemical reagent Organic reagent Aromatic acid
Create Date: 2018-09-03 11:32:34
Modify Date: 2025-08-24 18:40:31

Name	naphthalene-2,6-disulfonic acid
Synonyms	EINECS 209-471-9 Naphthalene-2,6-bissulfonic acid naphthalene-2,6-disulphonic acid MFCD00065331 2,6-naphthale-disulfonic acid 2,5-DIMETHYL-3'-PIPERIDINOMETHYL BENZOPHENONE Naphthalene-2,6-disulfonic acid 2,6-NAPHTHALENE DISULFONIC ACID 2,6-naphthalenedisulphonic acid naphthalene-2,6-disulfonate 2,6-naphthalenedisulfonate Naphthalin-2,6-disulfonsaeure

Density	1.704 g/cm3
Molecular Formula	C₁₀H₈O₆S₂
Molecular Weight	288.29700
Exact Mass	287.97600
PSA	125.50000
LogP	3.49480
Index of Refraction	1.695

RIDADR	UN 1759
Packaging Group	III
Hazard Class	8
HS Code	2904100000

Precursor 9
92-41-1 91-20-3 120-18-3 81-04-9
1655-45-4 6362-04-5 7664-93-9 525-37-1
7732-18-5
DownStream 9
92-41-1 96892-95-4 581-43-1 93-01-6
13827-62-8 6483-80-3 6654-67-7 85-49-4
6362-05-6

HS Code	2904100000
Summary	2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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