高清精品无码视频_国产丝袜无码视频一区二区_超碰对碰在线97_99精品伊人淫网_欧美另类丝袜变态一区

Contact Us
  • Tel: +86-553-3811918(Jack)
  • Mobile:19955325717
  • Fax: +86-553-3838185
  • E-mail:info@bfinechem.com
  • URL:www.huahaibiochem.com
ProductsHome > Products

ETHYL PARABEN


Trade name: JIEMOREL EP
Product name : ETHYL PARABEN
Chemical name : Ethyl 4-hydroxybenzoate
CAS # : 120-47-8
Molecular formula : C9H10O3
Structural formula:
Molecular weight : 166.18
Physical and chemical properties
:  white crystal, light bitter taste, easily soluble in alcohol, ether and acetone, hardly soluble in water, boling point: 297-298℃
Product quality standard

 
Item
Standard
Appearance
white powder
Purity (in dry basis), %
98-102
Melting point, ℃
115-118
Loss on drying, %
≤0.5
Residue on ignition, %
≤0.1
Acidity
up to standard
4-Hydroxybenzoic acid and salicylic acid
up to standard
Solubility
easily soluble in alcohol, ether and acetone, hardly soluble in water


 Uses:
global registration, no stimulation on eyes, skin and mucosa
● widely applied in cosmetics, medical and food industry
● dosage: 0.2~0.5%
● PH range for application: 4~8,
Packaging: 25KG/fiber can or on demand
Storage: Should be preserved in cool and dry place sealed。shelf life is 36 months


[ Back ]


Copyright(C)2017,Wuhu Huahai Biotech Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice
武宁县| 昌乐县| 犍为县| 阿拉善右旗| 云和县| 弥勒县| 上饶县| 同仁县| 丹巴县| 资源县| 城市| 沂水县| 莱州市| 朝阳县| 博兴县| 渝北区| 沙坪坝区| 神池县| 青浦区| 九江市| 淅川县| 黄大仙区| 蕉岭县| 南投市| 正镶白旗| 五大连池市| 秦皇岛市| 东方市| 新宁县| 泸溪县| 龙游县| 桦川县| 霸州市| 内黄县| 香港| 徐水县| 靖安县| 社旗县| 芦溪县| 宜君县| 罗田县|