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PHR1533

Cholesterol

Pharmaceutical Secondary Standard; Certified Reference Material

동의어(들):

Cholesterol, 3β-Hydroxy-5-cholestene, 5-Cholesten-3β-ol

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제품정보 (DICE 배송 시 비용 별도)

실험식(Hill 표기법):
C27H46O
CAS 번호:
57-88-5
Molecular Weight:
386.65
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329823445
EC Number:
200-353-2
Beilstein/REAXYS Number:
1915888
MDL number:
MFCD00003646
기술 서비스
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도움 문의

Quality Level

300

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to Ph. Eur. C2155000, traceable to USP 1131960

API family

cholesterol

form

powder

CofA

current certificate can be downloaded

packaging

pkg of 500 mg

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

bp

360 °C (lit.)

mp

147-149 °C (lit.)

solubility

water: soluble 0.00003 g/L at 20 °C

density

1.067 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

-10 to -25°C

SMILES string

CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C

InChI

1S/C27H46O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9,18-19,21-25,28H,6-8,10-17H2,1-5H3/t19-,21+,22+,23-,24+,25+,26+,27-/m1/s1

InChI key

HVYWMOMLDIMFJA-DPAQBDIFSA-N

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. Cholesterol is a waxy material that belongs to the class of sterol-lipids found naturally in foods from animal sources, such as egg yolks, meat, and cheese. It serves as a precursor for the biosynthesis of steroid hormones, bile acid and vitamin D.

Application

Cholesterol may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations and food products by gas chromatography, or by high performance liquid chromatography.
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.

Biochem/physiol Actions

Major component of all biological membranes; ~25% of total brain lipid is cholesterol.

Analysis Note

These secondary standards offer multi-traceability to the USP and EP 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.
To see an example of a Certificate of Analysis for this material enter LRAC0249 in the slot below. This is an example certificate only and may not be the lot that you receive.

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저장 등급

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

시험 성적서(COA)

제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.

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프로토콜

Chemistry
Cholesterol: Chemistry, Biochemistry, and Pathology (2015)
Simultaneous analysis of tocopherols, cholesterol, and phytosterols using gas chromatography
Du M and Ahn DU
Journal of Food Science, 67(5), 1696-1700 (2002)
Cholesterol oxidation: health hazard and the role of antioxidants in prevention
Valenzuela A, et al.
Biological Research, 36(3-4), 291-302 (2003)
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국제 무역 품목 번호

SKUGTIN
PHR1533-500MG04061835237852