A PHP Error was encountered

Severity: Warning

Message: fopen(/var/cpanel/php/sessions/ea-php83/ci_sessionf24854cb4de5122a8130e536cbe58e624a47db92): Failed to open stream: No space left on device

Filename: drivers/Session_files_driver.php

Line Number: 178

Backtrace:

File: /home/chemnovo/public_html/pallavchemicals.com/application/controllers/Pallav.php
Line: 5
Function: __construct

File: /home/chemnovo/public_html/pallavchemicals.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Failed to read session data: user (path: /var/cpanel/php/sessions/ea-php83)

Filename: Session/Session.php

Line Number: 138

Backtrace:

File: /home/chemnovo/public_html/pallavchemicals.com/application/controllers/Pallav.php
Line: 5
Function: __construct

File: /home/chemnovo/public_html/pallavchemicals.com/index.php
Line: 315
Function: require_once

L-Ascorbic Acid 99% Extrapure | 00307 Pallav Chemicals | MSDs COA

Home > Pallav Chemicals > Vitamins > L-Ascorbic Acid 99% Extrapure

L-Ascorbic Acid 99% Extrapure
L-Threoascorbic acid, Antiscorbutic factor, Vitamin C

Product Code.
 00307
Grade
Purity
 99%
CAS No.
 50-81-7
Molecular Formula
 C6H8O6
Molecular Weight
 176.12
H.S.Code
 2936.27000
Shelf Life
 36 Months
COAs

Physical Properties

Physical state at 20 °C
Solid
 Colour
White crystalline
 Odour
Odorless
pH value
1 - 2.5
 Melting point/ Freezing point [°C]
190 - 194 °C
 Density [g/cm3]
1.65
Solubility in water [% weight]
176 g/l at 20 °C - completely soluble

Packaging

Specification

Appearance
A white to very pale yellow crystalline powder or colourless crystals; odourless. On exposure to light it gradually darkens.
Assay
99.0 - 100.5%
Specific rotation [a] 20°C/ D (10% solution)
+20.5° to +21.5°
Residue on ignition
Max. 0.1%
Heavy metal (as Pb)
Max. 0.002%
Iron (Fe)
Max. 0.001%

Safety Information and Hazard Symbols