The samples were prepared by dissolving approximately 10 mg of PHR2570 in 100 mL of diluent, which was prepared as follows:
1L water, 1L acetonitrile, and 1mL concentrated phosphoric acid.
PHR2570
Riboflavin Impurity B
Pharmaceutical Secondary Standard; Certified Reference Material
Synonym(s):
7,8-dimethylbenzo[g]pteridine-2,4(1H,3H)-dione
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About This Item
UNSPSC Code:
41116107
NACRES:
NA.24
Pricing and availability is not currently available.
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grade
certified reference material
pharmaceutical secondary standard
Quality Level
API family
riboflavin
form
solid
packaging
pkg of 50 mg
application(s)
pharmaceutical
storage temp.
2-8°C
General description
Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
Application
These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.
Analysis Note
These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available.
Other Notes
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
related product
Product No.
Description
Pricing
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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Could you provide details about the HPLC sample preparation procedure for PHR2570? A customer tried methanol 0.2 mg/ml but did not succeed in solubilizing the product.
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