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Zhejiang Shengxiao Chemicals Co., Ltd

No 30 East Lotus District,Quzhou,Zhejiang,China

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عضو مجاني

Para Hydroxy Benzoic Acid (PHBA) with CAS No. 99-96-7

China

SX1001

3 ~ 4 / Kilogram ( Negotiable ) أحصل على آخر سعر

Zhejiang, China

3 per Kilogram

25 Kilogram

25kg/bag, 500kg/bag, 1000kg/bag

10 days after PO confirmation

22000 Ton per Year

Money Gram, Western Union, L/C, T/T

Fine Chemical

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مواصفات المنتج

Classification : Hydroxybenzoic acid Other Names : Nipagin acid MF : C7H6O3 Grade Standard : Industrial Grade Purity (%) : 99 Appearance : White crystalline powder Application : preservative, dye, pharmaceutical and injection intermediate Brand Name : Shengxiao Chemical CAS No. : - EINECS No. : -
Standards : BP, USP, Q/SH Lead time : 7 days Delivery : By air or by sea Certification : KOSHER, ISO, SGS, REACH Color : White Density : 1.443g/cm3

الوصف

Basic Information
Product number: SX1001
Chemical name: 4-Hydroxybenzoic acid
Molecular formula:C7H6O3
Molecular weight:138.12
CAS No. :99-96-7

EINECS No. :202-804-9
 
Physical and chemical properties
Molecular weight: 138.13
Density: 1.443g/cm3
Melting point: 213-214℃
Boiling point:336.2°C at 760 mmHg
Flash point:171.3°C
Appearance: white powdery crystal, no odor and taste.
Solubility: Easily soluble in hot water, alcohol, ether, and acetone, slightly soluble in cold water and benzene, insoluble in carbon disulfide.
 
Detailed Description
Quality standard: Q/SH 005-2014
Item Index
Polymerization level Industrial grade
Appearance White crystalline powder White crystalline powder
Content (dry basis) %≥ 99.6 99.0
Melting point ℃ 214-217 212-216
Odor No odor No odor
Solubility Clear and transparent Clear and transparent
Drying loss %≤ 0.20 0.50
Color (Pt-Co)≤ 10 40
Ash content % ≤ 0.02 0.15
Sulfate (SO42-) % ≤ 0.01 0.05
Chloride (Cl-) % ≤ 0.005 0.02
Phenol % ≤ 0.01 0.10
Salicylic acid % ≤ 0.02 0.10
4-hydroxyisophthalic acid ppm ≤ 500 /
Methanol-insoluble matters ppm ≤ 50 /
Potasium (K+) ppm 5 /
Sodium (Na+) ppm ≤ 5 /
Iron (Fe) ppm ≤ 5 /
Calcium+Magnesium (Ca2++Mg2+)ppm ≤ 10 /
 
Application
The product can be used as preservative, dye, pharmaceutical and injection intermediate. It is main raw material of liquid crystal polymer and raw material of pesticide intermediate.


Packing
Double-layer plastic woven bag, net weight is 25kg, or PP bag, net weight is 500kg/bag or 1000kg/bag.
*Special requirements can be negotiated

 

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الشخص الذي يمكن الاتصال به:Ms. Lily

الشركة:Zhejiang Shengxiao Chemicals Co., Ltd

عنوان:No 30 East Lotus District, Quzhou, Zhejiang, China,324000

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Ms. Lily < Zhejiang Shengxiao Chemicals Co., Ltd >
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