黄色网站4免费看,一级女人14片毛片免费视,亚洲国产在,亚洲va国产va天堂va久久,免费福利网址,男人天堂免费在线视频,午夜一级毛片免费观看

Weinan Huifeng New Material Technology Co., Ltd.

Succinic anhydride

Succinic anhydride


Alias: 2,5-Dioxotetrahydrofuran; Dihydro-2,5-diketotetrahydrofuran; Dihydro-2,5-furandione; Butanedioic anhydride; Succinic acid anhydride; Succinyloxide; Tetrahydro-2,5-dioxofuran; SAA; dihydrofuran-2,5-dione; 4,4'-oxybis(4-oxobutanoic acid)
CAS #: 108-30-5
Molecular formula: C4H4O3
Structural formula:

Molecular weight: 100.07
Properties: white tabular crystal with pungent taste; lightly soluble in water and diethyl ether
To use: in medical , plant growth regulation and plasticizer industry
Packaging: 25kg woven bag lined with plastic bag

 

 

Item

Medical grade

Industrial grade

appearance

white tabular crystal

white tabular crystal

purity %

≥99%

≥98%

melting point ℃

118-120

116-120

sulfide ≤%

0.04

0.04

chloride ≤%

0.015

0.015

heavy metal ≤ppm

10

10

ignition residue ≤%

0.01

0.01


【Return】