PRODUCT NAME: Heptanes, mixture of isomers GC Standard
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	GCS-323
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	142-82-5
Mol. Formula	C7H16
Molecular Wt	100.20
IUPAC	Heptanes, mixture of isomers
Synonyms	Heptane Mixture of 9 chain isomers (n-heptane, 2-Methylhexane, 3-Methylhexane, 2,2-Dimethylpentane, 2,3-Dimethylpentane, 2,4-Dimethylpentane, 3,3-Dimethylpentane, 3-Ethylpentane and 2,2,3-Trimethylbutane)
Long Term Storage Condition	Keep container tightly closed in a dry and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	Colorless clear liquid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Soluble in carbon tetrachloride; very soluble in ethanol; miscible with ethyl ether, acetone, benzen
Purity	NLT 99.0% BY (GC)
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption