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Identify Suppliers 2025 Properties Safty

Tungsten trioxide

BGC Id:	376904902327
CAS No:	58-85-5
Synonyms:	biotin ; bios-iib ; bios h ; biotinum ; ritatin ; biosii ; meribin ; d-biotin ; bios ii ; factor s
Molecular Formula:	C10H16N2O3S
Molecular Weight:	244.31
EINECS:	200-399-3

Verified providers in 2025

The following 10 notable providers have been checked and can be recommended.

Irvine Materials

Group name :Battery material Formular :WO3

Unilong Industry

WO3	≥ 99.9%
Pb	≤ 0.0001%
Bi	≤ 0.0001%
Sb	≤ 0.0005%
As	≤ 0.005%
Fe

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Shandong Minglang Chemical

Assay:99.0%min

Xiamen Equation Chemical

Leap Chem

Molecular Formula: O3W Molecular Weight: 231.84 Hazard Symbols: Xn WGKGermany: - HS Code: 28259012

BIOZOL Diagnostica Vertrieb

What other providers are available for CAS 58-85-5?

The last intensive check and update was carried out on 2025/11/10.

Identify

Synonyms:

biotin ; bios-iib ; bios h ; biotinum ; ritatin ; biosii ; meribin ; d-biotin ; bios ii ; factor s

CAS:

58-85-5

EINECS:

200-399-3

Molecular Formula:

C10H16N2O3S

MDL:

MFCD00005541

SMILES:

NNC1=CC=C(C(C)(C)C)C=C1.[H]Cl

Properties

Molecular Weight:

244.31 g·mol−1

Melting point:

231-233 °C(lit.)

Solubility:

H₂O: 0.2 mg/mL Solubility increases with addition of 1 N NaOH.

Suppliers

Irvine Materials Inc.

Country: USA Phone: +1 949-333-1485

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Unilong Industry Co.,Ltd

Company type: Bulk chemical producer

Country: P.R.China
Phone: +86-15668417750
Telefax: +86-531-55690079

Unilong Industry Co.,Ltd also offers Undecylenoyl glycine.

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Shandong Minglang Chemical Co., Ltd

Minglang Chemical is owned by Minglang Group,is a large manufacturer of fine chemicals and cosmetic materials that integrates R&D,production and sales together.It is located in the east of the Nanwang Economic Development District in Linzi,and the west of it is Qilu Petroleum Chemical Group,the east of it is Zijiang Road and the transportation is convenient.The enterprise covers an area of 9,000 square meters and the building area can be 3,200 square meters. Additionally D-Pyr-OEt is supplied by us. In recent years,t ...

Company type: Producer

Country: P.R.China
Phone: +86-13220566916
Telefax: +86 531 58990167

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H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. We sell Sodium silicate as well. 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.

Country: P.R.China Phone: +86 13583185792 Telefax: +86 531 88905468

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Lori Industry Co., Ltd

Company type: Bulk chemical producer

Country: P.R.China
Phone: +86-13011713125
Telefax: +86-13011713125

Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. We supply our chemical product 3-Methyl-1-butanol. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...

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Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. Zehao Industry Co., Ltd. is a seller of 1-(2,3-Dichlorophenyl)piperazine hydrochloride. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...

Country: P.R.China
Phone: +86-531-88909322
Telefax: +86-531-88909322

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Finetech Industry Limited

Company type: Producer

Finetech Industry Limited is a company in England,which specializing in developing, manufacturing and marketing fine organic compounds and intermediates for the pharmaceutical industry. Most of our products were exported to the North America, Europe and Oceania. We are supplier of 1-Acetylpiperidine-4-carbaldehyde. Our factory is in China,we supply Fluorochemicals, Pyrimidines, Pyridines, Amines, Nitriles, Carboxylic Acids or Ester, Phenols or Alcohols, Aldehydes, Piperidines, Piperazines, Pyrazines, Boric Acids, Amino Acids, ...

Country: P.R.China Phone: +86-27-8746 5837 Telefax: +86-27-8777 2287

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Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer

Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. Xiamen Equation Chemical Co.,Ltd is a seller of (R)-2-Methoxymandelonitrile. We are committed to provide experienced high quality product and JIT performance to benefit our customers.

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Leap Chem Co., Ltd

LEAPChem, a specialized fine chemicals supplier for research, development and production. We supply our chemical product D-Cyphenothrin. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

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BIOZOL Diagnostica Vertrieb GmbH

Company type: Supplier of chemical products

Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. We are supplier of 5-Fluoro-1,2,3-tribromobenzene. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...

Country: Germany Phone: +49-871-966346-0 Telefax: +49-871-966346-13

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Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

20/21/22-36/37/38 (R)

Safety Codes:

24/25-36-26 (S)

What other providers are available for CAS 58-85-5?

In addition to the providers presented here for Tungsten trioxide with the CAS number 58-85-5, there are other 237 providers with slightly different product names available for this CAS number.