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Phosphorous acid

BGC Id:160051877778
CAS No:10294-56-1
Synonyms: phosphorous acid ; phosphorou acid ; phosphorous acid 50% aqueous solution
Molecular Formula:H3PO3
Molecular Weight:81.99
EINECS:233-663-1
Structural Formula

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The following 15 notable providers have been checked and can be recommended.
Chemical-Suppliers
Shandong Chuangying Chemical
Appearance   Colorless crystal powder
Main Content(based on H3PO3 ) (%)   ≥ 99.0
Chloride Content(based on CL) (%)   ≤ 0.001
Iron Content(based on Fe) (%)   ≤ 0.0005
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Chemical-Suppliers
Zehao Industry
Assay:99.0%min
Chemical-Suppliers
Leap Chem
Molecular Formula: H3O3P Molecular Weight: 82 Hazard Symbols: C UN Number: UN 2834 8/PG 3 WGKGermany: 1 PackingGroup: III HS Code: 28092019

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:
phosphorous acid ; phosphorou acid ; phosphorous acid 50% aqueous solution
CAS:
10294-56-1
EINECS:
233-663-1
Molecular Formula:
H3PO3
MDL:
SMILES:
CC1=C2C(C(=O)C3(C(CC4C(C3C(C(C2(C)C)(CC1OC(=O)C(C(C5=CC=CC=C5)NC(=O)C6= CC=CC=C6)OC(=O)C)O)OC(=O)C7=CC=CC=C7)(CO4)OC(=O)C)O)C)OC(=O)C

Properties

Molecular Weight:
81.99 g·mol−1
Solubility:
Soluble in water, and alcohol.
download Download Molfile

Suppliers

S. Goldmann GmbH & Co KG

As a trading enterprise S. Goldmann is the exclusive representative on the German and European market for a multitude of international manufacturers of speciality chemicals and dyes. Nitrilotriacetic acid trisodium salt 1-hydrate trafikeras också av S. Goldmann GmbH & Co KG. It offers a wide range of products for many different branches of industry. Being a vital link between customers and international suppliers S. Goldmann is instrumental in both solving customer-specific problems and meeting the specific objectives of the suppliers. Due to the diversity of longst ...
land: Germany   telefon: +49-(0)521-93 278 0   fax: +49-(0)521-93 278 25

Shandong Chuangying Chemical Co., Ltd.

land: P.R.China
telefon: +86 18853181302
Shandong Chuangying Chemical Co., Ltd. is located in the new material trading center of Tianqiao District, Jinan City, Shandong Province. It mainly deals in acrylates, alcohols, phenenes, ethers, esters, alkanes, amines, plasticizers, resins and emulsions. Chemical products such as chemicals, and established long-term and stable cooperative relations with many manufacturers and agents. Shandong Chuangying Chemical Co., Ltd. erbjuder också Chlorosulfonated polyethylene. Shandong Chuangying Chemical Co., Ltd. has a full range of products at reasonable prices. T ...

INNOCHEM

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Refine Chemical Co.,Ltd.

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OPQ Chemical Co., Ltd

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telefon: +86-17615852982
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U-Chemo Scientific (Shanghai) Co.,Ltd.

U-Chemo Scientific(Shanghai) Co.,Ltd is specialized in chemistry and chemical supply chain since founded in 2008. After more than 10 years’ development, U-Chemo is now a main supplier of the insect pheromones, pharmaceutical intermediates, cosmetic ingredients, fertilizers & some pesticides. U-Chemo also offer outsourcing services for raw materials Made-In-China. U-Chemo Scientific (Shanghai) Co.,Ltd. är en säljare av Cyhalofop. Now U-Chemo owns a key lab in Shanghai and two cooperate factories with excellent facilities. Our Customers ...
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Sancai Industry Co.,Ltd.

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land: P.R.China   telefon: +86-531-88913079   fax: +86-531-88913079

H&Z Industry Co.,Ltd

land: P.R.China
telefon: +86 13583185792
fax: +86 531 88905468
H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. Vi säljer Tetramethylammonium hydroxide (aqueous solution) också. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.

Xingrui Industry Co., Limited

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Lori Industry Co., Ltd

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Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

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land: P.R.China
telefon: +86 571 88026825
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Zehao Industry Co., Ltd.

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Shandong SanYoung Industry Co., Ltd

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Skyrun Industrial Co., Ltd.

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telefon: +86-576-84015261
fax: +86-576-84015261
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. Vi levererar våra Benzyl acetate kemisk produkt. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...

Leap Chem Co., Ltd

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företagets typ: Bulk and laboratory supplier
land: P.R.China
telefon: +852-30606658

Safety Information

Hazard Classes:
Risk Codes:
22-35 (R)
Safety Codes:
1/2-26-36/37/39-45 (S)
RID / ADR:
UN 2834





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