Welcome To Our Company
china  中文
You are here: Home » Products » GENERAL REAGENT » Oxalic Acid 99.5% AR Grade Reagent

Oxalic Acid 99.5% AR Grade Reagent

Cas Number:6153-56-6
Formula:C2H2O4·2H2O
Molar Mass:126.07
EC Number:607-634-3

Quantity:
  • AR
  • LABOR
  • 136702185

Oxalic Acid 99.5% AR Grade Reagent


Cas Number:6153-56-6

Formula:C2H2O4·2H2O

Molar Mass:126.07

EC Number:607-634-3


Physicochemical properties:

Colorless monoclinic or prismatic crystal or white powder. It will sublimate from 150 to 160 °C and will eathering in high heat dry air. 1 g is dissolved in 7 ml of water, 2 ml of boiling water, 2.5 ml of ethanol, 1.8 ml of boiling ethanol, 100 ml of diethyl ether, 5.5 ml of glycerin, and is insoluble in benzene, chloroform and petroleum ether. The pH of the 0.1 mol/L solution is 1.3. The relative density (d18.54) is 1.653. The melting point is 101 to 102 ° C (187 ° C, anhydrous).


Usage:

Complexing agent. Masking agent. Precipitant. reducing agent. In the analysis, metal ions such as barium, calcium, chromium, gold, manganese, strontium and barium are determined and determined. Microscopic microcrystal analysis examines sodium and other elements. Precipitates calcium, magnesium, barium and rare earth elements. Calibrate a standard solution of potassium permanganate and barium sulfate solution. Bleach. Auxiliary agent.


Packing:

500g/25kg




Item of Analysis

Standard

Assay,%

99.5 min

Transparency of solution

3 max

Insoluble in water,%

0.005 max

Residue on ignition(as SO4),%

0.02 max

Chloride(Cl),%

0.002 max

Sulfate(SO4),%

0.002 max

Nitrogen compounds(N),%

0.002 max

Calcium(Ca),%

0.003 max

Iron(Fe),%

0.0005 max

Heavy metals(as Pb),%

0.0004 max

Really carbonized substances

to pass test


Symbol 

Signal word 

Danger

Hazard statement

H302+H312


H318

Precautionary statements—Prevention

P264


P270


P280

Precautionary statements—Response

P302+P352+P312


P305+P351+P338+P310

Precautionary statements—Storage

P501

UN No.

No information

Melting point

187°C



NAVIGATION

CATEGORIES

GET IN TOUCH

  Yonghua
  yonghua@yonghuachem.com
   +86-13776212318
    +86-86-512-52890563
   Room B-1308, International Trade Center, No. 12 Huanghe Road, Changshu City, Jiangsu Province 

SUBSCRIBE

Be the first to know about our lastest products.

Copyright 2020 Yonghua Chemical Co., Ltd.