Longze Chem Pg Tank Packing Flexibag Propylene Glycol for Skin, Food, Cosmetics 57-55-6

• CAS No.: 57-55-6
• Formula: C3h8o2
• EINECS: 200-338-0
• Appearance: Liquid
• Melting Point: -60 °c (Lit.)
• Boiling Point: 187 °c (Lit.)
• Model NO.: USP
• Density: 1.036 G/Ml at 25 °c (Lit.)
• Synonyms: Propyleneglycol, Reagent (Acs)Propyleneglycol, Rea
• Product Categories: Medicine Grade;Inorganic & Organic Chemicals;57-55
• Grade: Tech Grade, USP Grade, Food Grade, Pharma Grade
• Transport Package: IBC Drum/Iron Drum/Flexitank/Isotank
• Specification: 99.8%min
• Trademark: ShandongLongze
• Origin: Dongying Shandong Province
• HS Code: 29053200
• Production Capacity: 80000

Product Description

PRODUCT DESCRIPTION
Propylene glycol is an organic compound with the chemical formula c3h8o2, which is miscible with water, ethanol and a variety of organic solvents. Under normal conditions, it is colorless viscous liquid, almost tasteless and slightly sweet. Propylene glycol can be used as raw material of unsaturated polyester resin. It can be used as wetting agent in cosmetics, toothpaste and soap together with glycerol or sorbitol. In hair dyes, it is used as moisture regulating and hair leveling agent, antifreeze, cellophane, plasticizer and pharmaceutical industry.
 

Quality indexes:

Items	Specification
Color Tone (APHA)	10 max
Water,%	0.2 max
Specific gravity (20/25 °C)	1.035~1.040
Refractive index(25°C)	1.4307~1.4317
Distillation range (L), °C	185.0~189.0
Distillation range (U),°C	184.0~189.0
Distillation volume, Vol%	99.5 min
Identification	passed
Acidity, ml	0.20 max
Chloride, %	0.007 max
Sulfate, %	0.007 max
Heavy metals, ppm	5 max
Residue on ignition, %	0.07 max
Organic Volatile impurity Chloroform, µg/g	60 max
Organic Volatile impurity 1.4 dioxane, µg/g	380 max
Organic Voltile impurity methylene chloride,µg/g	600 max
Organic Voltile impurity trichloroethylene, µg/g	80max
Assay, GLC%	99.8 min

 
PACKING&SHIPPING

 

EXHIBITION

FAQ
1. Can I get samples?
Yes, samples are available. 

2. Do you accept customized orders?
Yes, both product and package can be customized.

3. What is the payment terms?
TT, LC are available.

 4. What is the lead time for mass production?
Delivery time depends on product type and quantity.
Our company has a digital ordering system to ensure scientific and reasonable scheduling of orders, please consult the sales staff you contacted.

 5. How to guarantee the product quality?
LONGZE Chemicals has a complete raw material inspection, quality control and pre-factory inspection system to ensure that the order delivered to you is in line with the contract.
In addition, it also supports third-party inspection before shipment. If the inspection fails, the customer's payment will be refunded, and the loss caused by the breach of contract will be compensated.

6. How to deal with after-sales problems?
The after-sales service implements the order responsibility system, and the salesman is the first responsible person for the order. The after-sales service department will set up a service team after receiving the complaint. They will complete the incident investigation and provide you with a resolution within 72 hours.