Selenious Acid USP Grade Suppliers & Manufacturers |
| Mubychem Limited of USA & India is a pioneer manufacturers suppliers exporters & importers of chemicals including Hydraulic fracturing stimulation & oil well production chemicals, Pharmaceutical excipients, Fragrance & flavor chemicals. Muby Chem Ltd has several manufacturing facilities and toll manufacturers across the globe. We have offices warehouses and representatives in Houston & Midland Texas and Chicago Illinois USA. |
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SDS MSDS of Selenious Acid USP Grade Manufacturers
Selenious Acid
CAS Number 7783-00-8, USP Grade & Pure
We supply as under:
Selenous acid or Selenious acid is the chemical compound with the formula H2SeO3. Structurally, it is more accurately described by (HO)2SeO. It is the principal oxoacid of selenium; the other being selenic acid. Selenious acid is the acid form a form of selenium. Selenium is an essential trace element and antioxidant. It is a cofactor metabolic enzyme regulation. It also plays an important role in maintaining the general health of tissue and muscle and has antioxidant properties. One study showed efficacy in the prevention of malignancy while utilizing a selenium supplement in humans. Selenious acid is a trace element indicated in people as a source of selenium. The major use is in changing the color of steel, especially the steel in guns & razor blades the so-called "bluing" process which uses selenous acid.
Specifications of Selenious Acid USP Grade:
H2SeO3 --- 128.97
Selenium dioxide, monohydrated
Selenious acid CAS 7783-00-8
DEFINITION
Selenious Acid contains NLT 93.0% and NMT 101.0% of H2SeO3.
IDENTIFICATION
A.
Sample: 50 mg
Analysis: Dissolve the Sample in 5 mL of water. Add 100 mg of sodium bicarbonate, and mix.
Acceptance criteria: Gas bubbles develop.
B.
Sample: 50 mg.
Analysis: Dissolve the Sample in 5 mL of 0.1 N hydrochloric acid. Add 50 mg of stannous chloride.
Acceptance criteria: A curdy tan-orange precipitate is formed.
Sample: 10 g
Acceptance criteria: NMT 1.0 mg (0.01%)
Insoluble Matter:
Sample: 1 g.
Analysis: Dissolve the Sample in 5 mL of water.
Acceptance criteria: It dissolves completely, and the solution is clear.
Selenate and Sulfate:
Sample solution: Dissolve 0.5 g in 10 mL of water.
Analysis: Add 0.1 mL of hydrochloric acid and 1 mL of barium chloride TS to the Sample solution, and mix.
Acceptance criteria: No turbidity or precipitate is formed in 10 min.
Packaging and Storage: Preserve in tight containers.
Selenious Acid USP Grade Manufacturers:
Muby Chem Ltd.
Toll manufacturing & Warehouse at Houston & Midland, Texas, USA and India
USA, Canada, Mexico Customers may e-mail: usa@mubygroup.com
Call 1-844-682-9243
Europe Africa Asia India Mumbai e-mail: info@mubygroup.com
Call +91-22-23774610
Suppliers Manufacturers Exporters Importers between USA Canada UAE Europe South Africa Tanzania Kenya Uganda Egypt Nigeria Turkey Mexico Brazil Argentina Chile Dubai China India etc.
Copyright and Usual Disclaimer is Applicable.
Suppliers Manufacturers Exporters Importers between USA Canada UAE Europe Russia South Africa Tanzania Kenya Uganda Egypt Nigeria Turkey Mexico Brazil Argentina Chile Dubai China India etc.
Copyright and Usual Disclaimer is Applicable.
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