Welcome To Our Company
china  中文
You are here: Home » Products » HPLC » N,N-Dimethylformamide 99.8% HPLC Grade Reagent

N,N-Dimethylformamide 99.8% HPLC Grade Reagent

Cas Number:68-12-2
Formula:C3H7NO
Molar Mass:73.09
EC Number:200-679-5

Quantity:
  • HPLC
  • LABOR
  • 502221204

N,N-Dimethylformamide 99.8% HPLC Grade Reagent


Cas Number:68-12-2

Formula:C3H7NO

Molar Mass:73.09

EC Number:200-679-5


Physicochemical properties:

Colorless or light yellow liquid with micro-ammonia odour. It is hygroscopic. It is miscible with most organic solvents such as water, ethanol, chloroform and ether, and is slightly soluble in benzene.  The pH is 6.70.5 mol/L  with aqueous solution. The relative density (d254) is 0.9445.The melting point is -61 ° C. The boiling point is 153 ° C. The refractive index (n25D) is 1.42803. The flash point (open cup)is 67 ° C. The median lethal dose (rat, oral) is 7.6 ml/kg. It can cause fetal damage.


Usage:

Non-aqueous solution titration solvent. The solvent for vinyl and acetylene. Photometric. Gas chromatographic stationary solution (maximum use temperature 50 ° C, solvent methanol), separation and analysis of C2 ~ C5 hydrocarbons, and it can separate positive, isobutylene and cis, anti- 2 - butene. Analysis of pesticide residues. Organic Synthesis. Synthesis of peptides. For the photographic industry.


Packing:

500ml/2.5L/4L




Item of Analysis

Standard

Assay,%

99.8 min

Density(20),g/ml

0.945~0.950

Boiling range,

152.0~154.0

Refractive index,n20/D

1.429~1.431

Evaporating leavings,%

0.003 max

Moisture,%

0.1 max

Absorbance 270,nm

1.0 max

Absorbance 295,nm

0.1 max

Absorbance 340,nm

0.005 max


Symbol 

Signal word 

Danger

Hazard statement

H226


H312+H332


H319


H360

Precautionary statements—Prevention

P201


P202


P233


P240


P241


P242


P243


P261


P264


P271


P280

Precautionary statements—Response

P303+P361+P353


P304+P340+P312


P305+P351+P338


P308+P313


P337+P313


P362+P364


P370+P378

Precautionary statements—Storage

P403+P235


P405

UN No.

2265

Hazard Class

3

Package Group

III

Flashpoint

67°C

Boiling point

153°C

Melting point

-61°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.