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Home > Products >  P-Hydroxybenzoic Acid / 99-96-7 / PHBA / 4-Hydroxybenzoic Acid

P-Hydroxybenzoic Acid / 99-96-7 / PHBA / 4-Hydroxybenzoic Acid CAS NO.99-96-7

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Keywords

  • PHBA
  • P-Hydroxybenzoic Acid
  • 4-Hydroxybenzoic Acid

Quick Details

  • ProName: P-Hydroxybenzoic Acid / 99-96-7 / PHBA...
  • CasNo: 99-96-7
  • Application: 4-Hydroxybenzoic Acid / p-Hydroxybenzo...
  • ProductionCapacity: Metric Ton/Day
  • Purity: 99
  • LimitNum: 0 Metric Ton

Superiority

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

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

/

 

Details

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