P-Hydroxybenzoic Acid / 99-96-7 / PHBA / 4-Hydroxybenzoic Acid

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0 Metric Ton	Negotiable

0 Metric Ton

Negotiable

Min.Order :0 Metric Ton
Purity: 99

Keywords

PHBA P-Hydroxybenzoic Acid 4-Hydroxybenzoic Acid

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Application:4-Hydroxybenzoic Acid / p-Hydroxybenzoic Acid could be used as an intermediate of antiseptics, dyestuff, medicine and injection molding. Nipagins could be gained by its esterfication with alcohol. It
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99-96-7 / PHBA / P-Hydroxybenzoic Acid / 4-Hydroxybenzoic Acid

Product Name: P-Hydroxybenzoic Acid / 4-Hydroxybenzoic Acid

Other Name: Para Hydroxybenzoic Acid / PHBA

Molecular Formula: C7H6O3

Molecular Weight: 138.12

CAS#: 99-96-7

Physical & Chemical Properties:Para-Hydroxybenzoic Acid is white crystal powder without any smell but is astringent. it is easily dissolved in hot water, alcohol, ether, acetone; slightly dissolved in cold water, benzene, and not dissolved in carbon bisulfide. It is dissolved in 125 cold water and relative density is 1.46.

Specification

Item	Specification
Item	Polymer Grade	Technical Grade
Appearance	white crystal powder	white crystal powder
Purity(on dry base) %	99.6	99.0
Melting Point	214-217	212-216
Odor	odorless	odorless
Solubility	Clear and transparent	clear and transparent
Loss on Drying %	0.20	0.50
Color(Pt-Co)	10	40
Ash %	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(HIPA) ppm	500	/
Insolubles in Methanol ppm	50	/
Potassium(K+) ppm	5	/
Sodium (Na+) ppm	5	/
Iron (Fe) ppm	5	/
Ca2++Mg2+ppm	5	/