The '3350' designated in the name of this product represents the molecular weight. In addition, the molecular weight is published in the product Certificate of Analysis as approximately 3350 daltons. Please see the link below to review a sample or lot-specific Certificate of Analysis.
https://www.sigmaaldrich.com/documents-search?tab=coa
PHR2362
Polyethylene Glycol 3350
Pharmaceutical Secondary Standard; Certified Reference Material
Synonym(s):
Poly(ethylene glycol), PEG
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About This Item
Linear Formula:
H(OCH2CH2)nOH
CAS Number:
MDL number:
UNSPSC Code:
41116107
NACRES:
NA.24
Pricing and availability is not currently available.
Recommended Products
grade
certified reference material
pharmaceutical secondary standard
Quality Level
Agency
traceable to USP 1546547
API family
polyethylene glycol
form
solid
CofA
current certificate can be downloaded
packaging
pkg of 1 g
application(s)
pharmaceutical small molecule
storage temp.
2-30°C
SMILES string
C(CO)O
InChI
1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
InChI key
LYCAIKOWRPUZTN-UHFFFAOYSA-N
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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.
Footnote
To see an example of a Certificate of Analysis for this material enter LRAC4029 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.
related product
Product No.
Description
Pricing
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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Certificates of Analysis (COA)
Lot/Batch Number
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Estamos interesados en comprar polietilenglicol PHR2362 PS y veo que es trazable al de USP 1546547: Polietilenglicol de peso molecular Mw 3350 (3015-3685) pero en el vuestro PHR2362 no se especifica el peso molecular. ¿Me lo podéis pasar? ¿Y un CoA?
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