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Products
Std Pkg
 
Unit Price US$
Dextrose
CAS - No. [50-99-7]          
Phy.chem.data          
C6H12O6M=180.16 g/mol          
Melting range 144 - 150ºC          
             
 16326     Dextrose anhydrous purified
500
g
pb
 

Specifications

   
1
kg
pb
 
Specific rotation__________________+51º to +53º  
5
kg
pp
 

Melting range____________________144 -150ºC

Iron (Fe)_________________0.0005%
25
kg
hdp
 
Chloride(Cl)________________________0.005% Water______________________0.5%
50
kg
hdp
 
Sulfate (SO4)________________________0.01% TLC-analysis____________Passes test        
             
 
Dichloromethane
 
CAS - No. [75-09-2]          
Phy. chem. data          
CH2Cl2M=84.93 g/mol          
1L 1.32 Kg.          
Miscible in water / 20ºC20 g / L          
             
              
             
 24234   Dichloromethane extra pure
500
ml
gb
 
     
2.5
lit
gb
 
Specifications    
25
lit
mdl
 
   
200
lit
mdl
 
Identity(IR)_______________________Passes test Weight per ml. at 20ºC___ 1.323 - 1.327 g        
Assay(GC)____________________________98% Refractive Index
(n 20º/D)_____________ 1.4235 - 1.4250
       
           
 32223   Dichloromethane GR
500
ml
gb
 
     
2.5
lit
gb
 
Specifications    
25
lit
mdl
 
     
200
lit
mdl
 
Identity (IR)____________________Passes test          
Assay (GC)______________________min.99.5% Formaldehyde (HCHO)____ max. 0.0001 %        
Density (d 20º / 4º)_____________1.323 - 1.325 Non-volatile subs________ max. 0.001 %        
Free acid(as HCl)________________max.0.001% Copper (Cu)____________max.0.00001%        
Water (KF)_______________________max.0.5% Iron(Fe)________________max.0.0001%        
Free chlorine (Cl)_______________max.0.0001% Lead (Pb)_______________max.0.0001%        
             
 
N,N-Dimethyl formamide
 
CAS - No. [68-12-2]        
Phy. chem. data          
C3H7NOM=73.10 g/mol          
1L0.95 Kg.          
Miscible with water in all proportions          
             
              
             
 34441   N,N-Dimethyl formamide pure
500
ml
gb
 
     
2.5
lit
gb
 
Specifications    
25
lit
mdl
 
     
200
lit
mdl
 
Identity (IR)_________________________Passes test          
Assay (GC)______________________________99.5% Acidity___________________0.2 ml N %        
Density(d 20º / 4º)__________________0.947-0.949 Water (KF)____________________0.1%        
             
 33120   N,N-Dimethyl formamide GR
500
ml
gb
 
     
2.5
lit
gb
 
Specifications    
25
lit
mdl
 
     
200
lit
mdl
 
Identity(IR)________________________Passes test Copper(Cu)_____________max.0.0005%        
Assay(GC)___________________________min.99% Iron(Fe)________________max.0.0005%        
Density(d 20º / 4º)__________________0.948-0.95 Lead(Pb)_______________ max.0.0005%        
Free acid_______________________max.0.1ml N % Water(KF)__________________max.0.1%        
Free Alkali______________________max.0.1ml N %
Non-volatile subs__________max.0.002%        
           
EDTA ----------> see Ethylene diamine tetra acetic acid
Ether petroleum -----> see Petroleum ether



Bulk Quantities - Prices on request

For Exports - Price in US $ on request

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