Rifamycin S Rifamycin Sodium Salt 14897-39-3

• Customization: Available
• CAS No.: 14897-39-3
• Formula: C37h46nnao12
• Model NO.: Km-536
• EINECS: 238-965-7
• Type: Synthesis Material Intermediates
• Appearance: Crystalline Fine Powder
• Quality: Industrial
• Colour: Red
• pH: 6.5-8.0
• Other Related Substance: 2.0% Max.
• Heavy Metal: 10ppm Max.
• Moisture: 12.0-17.0%
• Transport Package: 25kg/Fibre Drum
• Specification: Assay: 900 I. U. mg Min.
• Trademark: KMW
• Origin: China
• Production Capacity: 10mt/Month

Product Description

Product No.:Km-536

Product Name:Rifamycin sodium salt ( EP5 )

Cas No.:14897-39-3

Molecular Formula:C₃₇H₄₆NaNO₁₂

Molecular Weight:719.75

Appearance: Red crystalline fine powder
Assay: 900 I.U.mg Min.

Identification:
1) Maximum absorption is at the wavelength of 223nm, 314nm, 445 nm.   
    Absorption degree ratio at 314nm and 445nm is 1.55~1.80
2) IR absorption spectrum complies with one of standard sample
3) It appears flame reaction of sodium salt   
PH: 6.5-8.0
Absorption coefficient: 190-210
Rifamycin B: 0.5% max.
Rifamycin S: 2.0% max.
Other related substance: 2.0% max.
Heavy metal: 10ppm max.
Moisture: 12.0-17.0%
Bacterial endotoxins: 0.50 I.U./mg max.
Abnormal toxicity test (ATT): Complies

Package: 25kg/fibre drum

 

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1. Who are we?
We are based in Wuhan, Hubei province, China, start from 2011, works on research and development, production and technical services of Silicone chemicals, pharmaceutical intermediates, electronic chemicals, organic fluorine surfactant, electroplating chemicals etc.

2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.What can you buy from us?
Organic silicone oils, pharmaceutical intermediates, electronic chemicals, organic fluorine surfactant, electroplating chemicals ,etc.

4. Why should you buy from us not from other suppliers?
1). Powerful R & D team
2). The ability of quantized production from grams to tons;
3). Various kinds of advanced equipment in the laboratory and plant;
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