Dongying Hi-tech Spring Chemical Industry Co.Ltd

互联网站: www.chinadmc.com
电话号码: 86-546-8182959
传真号码: 86-546-8183959
联系人: cara
详细地址: Shengli Industrial Park, Dongying, Shandong, China
市镇: Dongying, China
网上地图: 查看大图
CNWebDir No.LK-269905-792
Dongying Hi-tech Spring Chemical Co. Ltd, one of the subsidiaries of Shandong Hi-tech Chemical Group, is located at the fertile coastal city Dongying, where Yellow River enters Bohai. The company produces 45000 mt/a Dimethyl Carbonate, 36000 mt/a Propylene Glycol, 1500 mt/a Dipropylene Glycol, 60000 mt/a Propylene Carbonate, 30000 mt/a Isopropyl Alcohol and 3000mt/a Diisopropyl Ether respectively. Up to now, the products have been sold to Europe, America, Japan and other countries and regions. It enjoys good reputation at home and abroad for its excellent quality, reasonable price and sincere service. The company is operated strictly in accordance with the requirements of Quality/Environment/Occupational Health and Safety management system. The prescriptive documents and records are established in every step of production and management. Now the company has acquired the authentication of ISO9001,ISO14001 and ISO18001, Kosher and also obtained the License of Food Hygiene. Dongying Hi-tech Spring Chemical Industry Co., Ltd sincerely hopes to cooperate with friends at home and abroad and achieve a mutual development. Dongying Hi-tech Spring Chemical Industry Co.Ltd Shengli Industrial Park, Dongying, Shandong, China Tel: 86-546-8182959 Fax: 86-546-8183959 Mobile: 13306478686 Email: cara@chinadmc.com MSN: kehappy@live.cn Website:http//:www.chinadmc.com


Dimethyl Carbonate

Structural formula



Specification

Relative molecular weight : 90.08
CAS No.: 616-38-6
UN No.: 1161 Class: 3.2
Quality indexes

Item Top class First class
Appearance Colorless&transparent liquid Colorless&transparent liquid
Content ≥99.9% ≥99.5%
Methanol ≤0.02% ≤0.1%
Moisture ≤0.02% ≤0.1%
Acidity (CH3COOH) ≤0.015% ≤0.015%
Free chlorine ≤0.01% ≤0.01%
Color (APHA) ≤5 ≤10

Packing

Packed in galvanized iron drums or ISO tank.
Propylene Glycol tech grade

Structural formula



Specification

Relative Molecular weight : 76.09
CAS No. : 57-55-6
Quality indexes

Item Index
Color, APHA Max. 10
Content% Min. 99.0
Moisture% Max. 0.2
Specific Gravity (20/20) 1.035-1.039
Free acid,(CH3OOH),ppm Max. 75
Residue, ppm Max. 80
Distillation range>95% 184-190
Index of refraction 1.433-1.435

Packing

Packed in galvanized iron drums, net weight 200kg/drum. And packed according to the clients' requirement.

Propylene Glycol Pharmacy grade

Specification

Relative Molecular weight : 76.09
CAS No. : 57-55-6
Quality indexes

Item Index
Color Tone (APHA) 10 max
Water,% 0.2 max
Specific gravity (20/25 °C) 1.0350~1.0410
Refractive index(25°C) 1.4307~1.4317
Distillation range (L), °C 184.0~189.0
Distillation range (U),°C 184.0~189.0
Distillation volume, Vol% 95 min
Identification passed
Acidity, ml 0.20 max
Chloride, % 0.007 max
Sulfate, % 0.006 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% 99.5 min

Packing

Packed in galvanized iron drums, net weight 200KG/drum.

Propylene Carbonate

Specification

Relative molecular weight: 102.09
CAS NO.: 108-32-7
Quality indexes

Item Index
Top Class First Class
Appearance Colorless or light yellow liquid Colorless or light yellow liquid
Content, % ≥99.5 ≥99.0
Moisture, % ≤0.3 ≤0.5
Bromide(As Br-), % ≤0.01 ≤0.1
Specific gravity 20oC(g/cm3) 1.200±0.005 1.200±0.005

Packing

packed according to the clients' requirement.












Diisopropyl ether

Specification

Relative molecular weight: 102.18
CAS No.:108-20-3
Class: 3
UN No.:1159
Quality indexes

Item Index
Appearance Clear, colorless liquid
Color (Pt-Co) ≤10
Density 20℃ (g/cm3) 0.725-0.731
Content, % ≥99
Boiling range
(101.325Pa)/℃ Initial distillation point ≥67.5
Final distillation point ≤69
Moisture, % ≤0.1
Acidity(CH3COOH), % ≤0.001
Evaporation residue, % ≤0.002

Product name: Isopropyl Alcohol
Molecular formula: C3H8O
CAS No.: 67-63-0
Class: 3
UN No.:1219
Specification:
Item Index
TOP CLASS FIRST CLASS
Appearance Clear, colorless liquid
Color (Pt-Co) ≤5 ≤10
Density 20℃ 0.784-0.786 0.784-0.787
Content, % ≥99.7 ≥99.5
Moisture, % ≤0.15 ≤0.20
Acidity(CH3COOH), % ≤0.002 ≤0.002
Evaporation residue, % ≤0.002 ≤0.005
Carbonyl content (as Acetone), % ≤0.02 ≤0.05
S, ppm 1 2

Packed in galvanized iron drums, net weight 160kg/drum. And packed according to the clients' requirement.

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