色播婷婷电影综合社区,AV女优不卡亚洲在线,99999AV,日韩人妻中文字幕视频,国产拍自偷,91人人妻,超碰在线81,免费福利视频一区,九草青草原在线看

China Isobutyl paraben - China Supplier

Isobutyl paraben

Price:Negotiable
Industry Category: Chemicals
Product Category:
Brand:
Spec:


Contact Info

Other Products

Description
Additional Information

Isobutyl Paraben

Product Number: SX2007

Chemical Name: Isobutyl p-hydroxybenzoate
Trade Name: Isobutyl Paraben
Molecular Formula: C11H14O3
Molecular Weight: 194.23
Structural Formula:
CAS#: 4247-02-3
Physical and Chemical Properties: Colorless fine crystals or white crystalline powder. Odorless. Slightly soluble in water (0.035g/100ml, 25°C).
Easily soluble in ethanol, glacial acetic acid, propylene glycol, and acetone.
Product Quality Standards (Japanese Standard, 1992)

Item

Specification

Content

≥99%

Melting Point

75~77°C

Sulfate (as SO4)

≤0.024%

Free Acid (as p-hydroxybenzoic acid)

≤0.55%

Residue on Ignition (GT—20)

≤0.10%

Heavy Metals (as Pb)

≤10μg/g

Arsenic (as As2O3)

≤4μg/g

Loss on Drying (5h on silica gel)

≤0.5%

Uses: Preservative, antifungal agent. Rarely used alone; often mixed with isopropyl ester, butyl ester, etc., as an oil-in-water emulsifier. Solubility is 2~3 times higher than that of pure butyl ester. Easily used in soy sauce.
Packaging: Packed in plastic bags, 1kg per bag, 20 bags per carton (cardboard box), or packed in plastic-lined fiber drums, net weight 25kg or 50kg per drum.
*Special requirements can be negotiated separately

Industry Category Chemicals
Product Category
Brand:
Spec:
Stock:
Origin:
About Toocle.com - Partner Programme - Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經營性-2023-0192
ChatGlobal Chat Me 县级市| 仙居县| 大关县| 丰城市| 夹江县| 绥中县| 东丰县| 榆社县| 镇宁| 白城市| 山丹县| 义乌市| 庆云县| 嘉义市| 余姚市| 公安县| 泽普县| 巴林左旗| 西乡县| 定西市| 黑河市| 鄂托克旗| 烟台市| 开封县| 绍兴市| 平和县| 东丽区| 故城县| 泾源县| 清镇市| 武宣县| 浑源县| 瑞丽市| 青州市| 安顺市| 乌拉特中旗| 将乐县| 兰考县| 红桥区| 阿坝县| 都江堰市|