亚洲αV欧美αV一区，久久久久国内精品，午夜福利一级毛片手机在线，成人动漫一区二区三区在线免费，天堂无码av影视亚洲中文字幕，丰满人妻被连续中出在线，亚洲综合无码一区二区三区，精品人无码一区二区三区

中文版 | ENGLISH

Product List

+ Auxiliary part

- UV absorber?

- Antioxidant

- Photoinitiator

+ LED-Curing Wood Coat

+ Pharmaceutical and pesticide intermediates

Jingmen Ruian Chemical Co.,Ltd.

Add: No. 40, 15th Street, Fengming Lake, Country Garden , Duodao District, Jingmen City, Hubei Province，China
Tel: +86-724-8689966 Fax:+86-724-8688966

E-mail: yann@ruianchem.com /

Web: www.empiretechs.net

Sales Department
Contact：Mr Yan +86-13677272218
E-mail: yann@ruianchem.com /

International Trade Department
Contact：Ms Wen +86-18824152704

E-mail: diana@ruianchem.com/

-Productshow

Now Position：Home - Productshow

Parameter

CAS.:	4065-45-6
Product name:	BP-4;UV-284

Description

2-Hydroxy-4-Methoxy Benzophenone-5-Sulphonic Acid; Benzophenone-4;UV-284

Introduction：

CAS No.:4065-45-6

EINECS No.:223-772-2

Appearance:Off-white or light yellow crystalline powder

Assay:≥99.0

Melting Point:≥140℃

Specific Extinction（1％，1cm）：

E285:≥460
E325:≥290

Loss on drying:≤3.0％

Gardner color:≤2.0

Heavy metals:≤5 ppm

Turbidity:≤ 4.0 EBC

PH value:1.2~2.2

Storage condition:Preserve under tight and light-resistant condition

Package:25kg fibre drum

　　Add:No. 40, 15th Street, Fengming Lake, Country Garden Phase 1 , Duodao District, Jingmen City, Hubei Province，China

Contact： Tel:+86-724-8689966 Fax:+86-724-8688966 E_mail: yann@ruianchem.com / richard@ruianchem.com

　　Superiorproducts：Ultravioletlightabsorber Antioxidant Aluminumchloride Phosphorousacid Methylp-tolylsulfone? Tosylchloride

亚洲第一视频在线观看播放,亚洲手机在线自慰,欧美日韩国产欧美日韩日本国产,亚洲欧美久久综合网站点击