Jiangsu Jinteco International Trading Co., Ltd.
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Vitamin B2

Place of Origin:China Jiangsu Standard:USP/BP
Company Info
Company Published: 2004
Online Postings: Products , Selling Leads
Country/Territory: China
Business Type: Manufacturer, Trading Company
Number of Employees: 11 - 50 People
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Terms of Payment: L/C,T/T
Supply Ability: 10 Metric Ton per Month
Minimum Order: 25 Kilogram
Packaging: Packing: 25kg/drum
Delivery Lead Time: Within 15 days
Detailed Product Description

CAS No.: 83-88-5

Molecular Formula:C17H20N4O6


Product Name:Vitamin B2

Batch No:070628

Quantity:100kg

Manufacture Date:June.26.2007

Expiration Date:June.25.2010

 

Analysis Items

Specifications

Analysis Results

Appearance

orange yellow crystalline powder

orange yellow crystalline powder

Specific rotation

-120° to -140°

-128°

Identification

Positive reaction

Positive reaction

UV

he maximum absorb at 267nm,375nm,444nm

Conforms

IR

Identical with the comparing sample

Conforms

Acidity

Meet the requirements

Conforms

Loss on drying

≤1.0%

0.6%

Residue on ignition

≤.20%

0.1%

Assay(on drying basis)

98.0% to 102%

99.5%

Vitamin B2 Vitamin B2

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Jiangsu Jinteco International Trading Co., Ltd.
[China]

Street Address : 10/F, Sujian Mansion, No.31-1 Yunan Road, Nanjing 210008, China

City : Nanjing

Province/State : Jiangsu

Country/Region : China

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