尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

China Isobutyl paraben - China Supplier

Isobutyl paraben

Price:Negotiable
Industry Category: Chemicals/Chemical Intermediates/Intermediate Compounds
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/Chemical Intermediates/Intermediate Compounds
Product Category
Brand:
Spec:
Stock:
Origin:
About Toocle.com -  Toocle Partnership -  Toocle Services -  Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營性-2023-0192
ChatGlobal Chat Now 密山市| 栾城县| 鞍山市| 白沙| 泽州县| 万山特区| 泾源县| 陕西省| 金乡县| 西乌珠穆沁旗| 甘谷县| 娱乐| 微博| 龙井市| 五指山市| 衡水市| 涿鹿县| 屏边| 泸西县| 巴里| 衡东县| 舒兰市| 江阴市| 噶尔县| 克山县| 双江| 民权县| 加查县| 故城县| 刚察县| 绵竹市| 财经| 新泰市| 漳平市| 灵台县| 麻城市| 长垣县| 牟定县| 龙游县| 琼中| 夹江县|