P-Hydroxybenzoic Acid CAS 99-96-7 CAS NO.99-96-7

p-hydroxybenzoic acid cas 99-96-7,widely use as a preservative, dye intermediates, medicine, and plastic injection, and alcohol ester esterification available neper gold, also is the main raw material of high polymer liquid crystal polymer, the raw material of pesticide intermediates.


physical properties
appearance white powder
density,20℃,g/cm3 1.443
melting point,℃ 213-214
refractive index 1.4326
solubility slight soluble in water, and soluble in ethanol & other organic solvents.

specification
items industry grade
appearance white crystalline powder
assay, % ≥ 99.0
colour(pt-co) ≤ 40
melting point(℃) 214-217
water(kf) (％) ≤ 0.5
ash(％) ≤ 0.15
sulfate(％) ≤ 0.05
salicylic acid(％) ≤ 0.10
phenol(％) ≤ 0.10
chloride(cl-)(％) ≤ 0.02

application
this product as a preservative, dye intermediates, medicine, and plastic injection, and alcohol ester esterification available neper gold, also is the main raw material of high polymer liquid crystal polymer, the raw material of pesticide intermediates.

package
25kg/bag,total 20mt per 20gp container

safety on transportation

always refer to msds.

storage and handling
keep tightly closed, store in a cool dry place.
please refer to the materials safety data sheet (msds) for the handling methods.