4-Hydroxypyridine-3-sulfonic acid

Chemical Properties

Melting point	>300°C
Density	1.686±0.06 g/cm3(Predicted)
storage temp.	Inert atmosphere,Room Temperature
form	powder to crystal
pka	-2.30±0.33(Predicted)
color	White to Light yellow to Green
Sensitive	Light Sensitive
BRN	7904
CAS DataBase Reference	51498-37-4(CAS DataBase Reference)

Symbol(GHS)

Signal word

Warning

Hazard statements

H314-H318

Precautionary statements

P260h-P301+P330+P331-P303+P361+P353-P305+P351+P338-P405-P501a

Hazard Codes

Risk Statements

Safety Statements

RIDADR

3261

HazardClass

PackingGroup

III

HS Code

2933399990

NFPA 704:

Product number	Packaging	Price	Product description	Buy
TCI Chemical H0963	5g	$42	4-Hydroxypyridine-3-sulfonic Acid >98.0%(HPLC)(T)	Buy
TCI Chemical H0963	25g	$213	4-Hydroxypyridine-3-sulfonic Acid >98.0%(HPLC)(T)	Buy
TRC H952990	5g	$120	4-Hydroxy-3-pyridinesulfonicAcid	Buy
SynQuest Laboratories 8H64-1-29	25g	$168	4-Hydroxypyridine-3-sulfonic acid	Buy
AK Scientific H330	100g	$194	4-Hydroxypyridine-3-sulfonic Acid	Buy

Supplier	Tel	Email	Country	ProdList	Advantage
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21665	55
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29888	58
Hubei xin bonus chemical co. LTD	86-13657291602	linda@hubeijusheng.com	CHINA	22968	58
Chongqing Chemdad Co., Ltd	+86-023-6139-8061 +86-86-13650506873	sales@chemdad.com	China	39916	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63711	58
Shenzhen Excellent Biotech Co., Ltd.	13480692018	ramyan@ex-biotech.com	CHINA	954	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +8618949823763	sales@tnjchem.com	China	34571	58
Nanjing Fred Technology Co., Ltd.	+86-02584696168 15380713688	Austin@fredchem.cn	CHINA	865	58
ANHUI WITOP BIOTECH CO., LTD	+8615255079626	eric@witopchemical.com	China	23555	58
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	1026@dideu.com	China	23699	58

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