Polytetramethylene Ether Glycol

Polytetramethylene Ether Glycol
25190-06-1

四川更新日期：2020-12-13

M&A CHEMICALS CORP.

非会员

联系人：Colvin.Lee

电话：86-28-86691036-807拨打

邮箱：colvin.lee@mei-an.com

产品详情:

中文名称：: Polytetramethylene Ether Glycol

英文名称：: Polytetramethylene Ether Glycol

CAS号：: 25190-06-1

●Product Identification

CAS No.: 25190-06-1

H.S Code: 39072010

Formula: H(OCH2CH2CH2CH2)nOH

Mol wt: 1800

Toxicity: Oral rat LD: ＞5000 mg/kg

●Product Specifications

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Items

T-1800

Molecular Weight (g/mol)

1770-1830

Hydroxyl Number(mgKOH/g)

61.3-63.4

Color (APHA)

30 max

Acid Number (mgKOH/g)

0.05 max

Water (wt.ppm)

0.05 max

Peroxide(wt.ppm as H₂O₂)

2 max

Volatiles (wt.ppm)

0.1 max

Stabilizer (wt.ppm as BHT)

150-350

Viscosity (40centigrade poise)

8.50-10.75

Metals (wt.ppm as Fe)

1 max

PTMEG

M&A is primarily engaged in the distribution of chemical products and raw materials internationally(our products are mainly in HIGH-PURITY MELAMINE、1,4-Butanediol and its Downstream production like PTMEG). Being a subsidiary joint company of Sichuan Chemical, which is one of the largest nitrogenous fertilizers and the largest melamine producers in China through over 50 years development, and it has a capacity of 94,000mt/a of melamine units of EUROTECNICA and Tsinghua technology.