99.5% Propylene Glycol PG 57-55-6

CAS No.: 57-55-6
Type.: Others
Appearance: Colorless transparent liquid
Molecular Formula： C3H8O2
Shelf Life： -
Min Order Quantity: 1*20 FCL

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Product	PG	CAS No	57-55-6
Quality	99.5%+	Quantity:	1ton
Test Date	2018.6.20	Quality Standard
Testing Item	Quality Standard	Testing Method	Results
Color	Colorless	GB 29216-2012	Colorless
Appearance	Transparent Liquid	GB 29216-2012	Transparent Liquid
Density (25℃)	1.035-1.037		1.036
Assay %	≥99.5	GB/T 4472-2011	99.91
Water %	≤0.2	GB/T 6283-2008	0.063
Acid Assay, ml	≤1.67	GB 29216-2012	1.04
Burning residue %	≤0.007	GB/T 7531-2008	0.006
Pb mg/kg	≤1	GB/T 5009.75-2003	0.000

(1)Propylene glycol is used as raw materials for resins, plasticizers, surfactants, emulsifiers and demulsifiers, as well as antifreeze and heat carriers.

(2) Propylene glycol is used as gas chromatography stationary liquid, solvent, antifreeze, plasticizer and dehydrating agent.

(3)Propylene glycol is mainly used for the extraction solvent of various spices, pigments, preservatives, vanilla bean, roasted coffee granule, natural flavor and so on. A moisturizing and softening agent for candy, bread, packaged meats, cheeses, etc.

(4) It can also be used as anti – mildew agent for noodle and filling core. Add 0.006% to soy milk, which can make the flavor unchanged when heating, and make white and glossy packaging bean curd.