无码一二三四黄色视频免费,日本巨大超乳在线一本,人妻日本韩国三级片在线,天天做天天爱天天做天天吃中文,日本巨大超乳在线一本,人妻日本韩国三级片在线,天天做天天爱天天做天天吃中文

Ortho-Phosphorous acid

Produce name: Ortho-Phosphorous acid
Molecular formula:H3PO3
Molecular weight: 82
Application:
our factory produces following two kind of phosphorous acids divides byraw material : (1)Take phosphorus trichloride as the raw material and hydrolyze it to produce crystalline industrial phosphoro
Specifications:
 

Item

Crystal Index(%)

Liquid Index (%)

Phosphorus trichloride method

Relic solution method

Phosphorus trichloride method

Relic solution method

main content (as H3PO3)≥

99.0

98.0

77-80

77-80

chloride content (as Cl)≤

0.01

0.01

0.03

0.03

iron content (as Fe)

0.0015

0.002

0.003

0.005

phosphate content (as PO4)≤

0.2

0.2

 

 

sulphate content (as SO4)≤

0.008

0.008

 

 

Appearance

White crystal

achromatism or pale-yellow liquid

 

Application:
This product mainly is suitable for the raw material for production, such as the phosphite, the synthetic fiber and the organic phosphorus agricultural chemicals and so on. Also uses in producing h

Packing: 
(1) crystal: 25kgs/bag, inner packaging adopts double ply polythene film bag, external packaging is plastic woven bag B: 50kgs in paper drum or metal; C: 1000kgs in big bag D: According to buyer re

淮安市| 稷山县| 盐边县| 商城县| 砚山县| 花莲县| 隆化县| 定兴县| 霍城县| 肥乡县| 临汾市| 竹北市| 兴文县| 邹平县| 石家庄市| 无极县| 安龙县| 岳西县| 巧家县| 绥化市| 同仁县| 商河县| 海晏县| 江山市| 阳信县| 内江市| 格尔木市| 沅江市| 宝鸡市| 辛集市| 中卫市| 库尔勒市| 屏东市| 左权县| 新民市| 延津县| 东辽县| 左云县| 蓬安县| 台州市| 庄浪县|