PRODUCT NAME: Octamethylcyclotetrasiloxane Analytical Standard
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	GCS-467
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	556-67-2
Mol. Formula	C8H24O4Si4
Molecular Wt	296.62
IUPAC	2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Synonyms	Cyclomethicone 4; 2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane; Cyclic Dimethylsiloxane Tetramer; Tetracyclomethicone; Octamethyltetrasiloxane
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Clear Colorless Oil
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	Insoluble in water
Purity	NLT 98 % by HPLC
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