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4-Hydroxybenzoic acid CAS 99-96-7

4-hydroxy-benzoicaci;acidop-idrossibenzoico;Benzoic acid, p-hydroxy-;benzoicacid,4-hydroxy;Benzoicacid,4-hydroxy-;Hydroxybenzoic acid, para;Kyselina 4-hydroxybenzoova;kyselina4-hydroxybenzoova

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Model:
99-96-7
Brand:
bosschem
Code:
99-96-7

Product Description

4-Hydroxybenzoic acid Basic information
Product Name:	4-Hydroxybenzoic acid
CAS:	99-96-7
MF:	C7H6O3
MW:	138.12
EINECS:	202-804-9
Mol File:	99-96-7.mol
4-Hydroxybenzoic acid Chemical Properties
Melting point	213-217 °C(lit.)
Boiling point	213.5°C (rough estimate)
density	1,46 g/cm3
FEMA	3986 \| 4-HYDROXYBENZOIC ACID
refractive index	1.4600 (estimate)
Fp	199 °C
storage temp.	Refrigerator
solubility	methanol: soluble5%, clear to slightly hazy, colorless to faintly yellow
pka	4.48(at 19℃)
form	Crystalline Powder
color	White to ivory
PH	3.3 (1g/l, H2O, 20℃)
Water Solubility	5 g/L (20 ºC)
JECFA Number	957
Merck	14,4812
BRN	970950
InChIKey	FJKROLUGYXJWQN-UHFFFAOYSA-N
CAS DataBase Reference	99-96-7(CAS DataBase Reference)
NIST Chemistry Reference	Benzoic acid, 4-hydroxy-(99-96-7)
EPA Substance Registry System	p-Hydroxybenzoic acid (99-96-7)

COA

Item

Specification

Test Results

Appearance

White Crystalline Powder

Purity(on dry base)

99.0Min

99.83

Melting Point

213-216℃

215.1

Odor

Odorless

Solubility

Clear and Transparent

Loss on Drying

0.50Max

0.24

Color(pt-co)

40Max

Ash

0.15Max

0.12

Sulfate(so42-)

0.05Max

0.04

Chloride(cl-)

0.02Max

0.005

Phenol

0.10Max

0.04

Salicylic Acid

0.10Max

0.04

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公司信息

4-Hydroxybenzoic acid CAS 99-96-7 C7H6O3

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Chemical detection methods

Spectroscopic Analysis Methods

Ultraviolet-Vis Spectrophotometry (UV-Vis)
Infrared Spectroscopy (IR/FTIR)
Atomic Absorption Spectroscopy (AAS)
X-ray Fluorescence Spectroscopy (XRF)
Nuclear Magnetic Resonance Spectroscopy (NMR)

Chromatographic Analysis

Gas Chromatography (GC)
High Performance Liquid Chromatography (HPLC)
Ion Chromatography (IC)
Thin Layer Chromatography (TLC)

Mass Spectrometry Analysis

GC-MS / LC-MS/MS: Qualitative and Quantitative Analysis
ICP-MS: Trace Metal Elements (ppb Level)
TOF-MS: Precise Molecular Weight Determination

Electrochemical analysis methods

Polypotentiometric methods
Conductivity methods
Polarographic methods / Voltammetric methods
Coulometric analysis

Thermal Analysis Methods

Thermogravimetric Analysis (TGA)
Differential Scanning Calorimetry (DSC)
Differential Thermal Analysis (DTA)

Classical wet chemical analysis

Titration analysis
Gravity analysis