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ABCDEFGHIKMNOPSTUWXZ

Products
Std Pkg
 
Unit Price US$
Calcium sulfate
Calcium sulfate hemihydrate, calcined     
CAS No. [10034-76-1]     
Phy. chem. data     
CaO4S.O.5H2OM=145.15 g/mol.     
Soluble water / 20º C0.8 g/L      
       
 9831222  Calcium sulfate dried pure
500
g
pb
 
   
25
kg
hdp
 
Specifications
  
50
kg
hdp
 
       
Acidic and alkaline      
reacting subs ___________________Passes test

Residue on ignition (500º C)___ 92-95.5%

 
pH-value (20% aqueous suspension)___6.5 - 7.5Hardening strength _______ Passes test    
       
 
Carbon tetra chloride
 
CAS - No. [56-23-5]     
Phy. chem. data     
CCl4M = 153.82 g/mol     
1L 1.59 Kg.     
Miscible with water / 20º C0.8 g/L     
       
       
       
 9832235  Carbon tetra chloride for synthesis
500
ml
gb
 
   
2.5
lit
gb
 
Specifications  
25
lit
mdl
 
  
185
lit
mdl
 
Identity (IR) ___________________Passes testWt. per ml at 20ºC ________ 1.592-1.595    
Assay (GC) _________________________99%
Non-volatile matter___________ 0.003 %
    
      
 32216  Carbon tetra chloride GR
500
ml
gb
 
   
2.5
lit
gb
 
Specifications  
25
lit
mdl
 
   
185
lit
mdl
 
Identity (IR)___________________ Passes test     
Assay (GC) ____________________min. 99.8 %Dichloromethane (CH2Cl2)____ max. 0.2 %    
Density (d 20º / 4º)_____________ 1.593-1.594Tetrachloroethylene_________ max. 0.2 %    
Free acid as (as HCl) __________ max. 0.0002 %Trichloroethylene ___________max. 0.2 %    
Free chlorine (Cl)_____________max. 0.00003 %Iodine reducing subs (I)___max. 0.0002 %    
Carbon disulfide (CS2)__________ max. 0.001 %Readily carbonisable subst.___Passes test    
Iron (Fe)___________________ max. 0.00001 %Water (KF)_______________ max. 0.02 %    
Chloroform (CHCl3)_______________max. 0.2 %
Non-volatile subs ________ max. 0.001 %    
       
 
Charcoal activated
 
CAS - No. [7440-44-0]    
Phy. chem. data     
CM=12.01 g/mol     
Insoluble in water     
       
 18004  Charcoal activated
500
g
kc
 
   
5
kg
fbd
 
Specifications  
25
kg
hdp
 
       
Substances soluble in water_______________ 1 %     
Substances soluble in Iron (Fe)______________________ 0.1 %    
hydrochloric acid________________________ 3 %Incomplete carbonisation____ Passes test    
Chloride (Cl)__________________________ 0.2 %Methylene blue titer _____________12 ml    
Sulfate (SO4)_________________________ 0.2 %Loss on drying (120ºC) ___________10 %    
Heavy metals (as Pb)_________________ 0.005 %Residue on ignition (600ºC) ________5 %    
       
 
Chloroform
 
CAS - No. [67-66-3]     
Phy. chem. data     
CHCl3M=119.38 g/mol     
1L 1.48 Kg.     
Miscible with water / 20º C 8 g/L     
       
        
       
 9830853  Chloroform for synthesis
500
ml
gb
 
  
2.5
lit
gb
 
Specifications 
25
litmdl 
  
200
litmdl 
Identity (IR)_____________________ Passes testAcidity____________________ 1ml N %    
Assay (GC)___________________________ 99 %Non-volatile matter__________ 0.002 %    
Weight per ml. at 20ºC _________ 1.487 - 1.489 gWater (KF)_________________ 0.03 %    
      
 32212  Chloroform GR
500
ml
gb
 
   
2.5
lit
gb
 
Specifications  
25
lit
mdl
 
   
200
lit
mdl
 
Assay (GC)____________________99 % - 99.4 %     
Density (d 20º / 4º)_____________ 1.475 - 1.478Carbon tetrachloride (GC) ___max. 0.01 %    
Free acid as (as HCl)____________ max. 0.001 %Dichoromethane (GC) _______max.0.1 %    
Chloride (Cl)_________________ max. 0.0001 %Ethanol (GC)______________ 0.6 - 1.0 %    
Free chlorine (Cl)________________ Passes testTrichloroethylene (GC)______max. 0.01 %    
Copper (Cu)_______________ max. 0.000001 %Tetrachloroethylene (GC) __ max. 0.01 %    
Iron (Fe)___________________ max. 0.00001 %Readily carbonisable subst.__Passes test    
Lead (Pb)_________________ max. 0.000001 %Water (KF) ______________max. 0.01 %    
Zinc (Zn)__________________ max. 0.000005 %

Non-volatile subs_______ max. 0.0005 %

    
      




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Copper (II) sulfate
 
CAS - No. [7758-99-8]     
CuO4S.5H2OM=249.68 g/L     
Soluble in water / 20º C 317 g/mol     
Thermal decomposition above 110ºC     
       
        
       
 12850  Copper (II) sulfate-5-hydrate pure
500
g
pb
 
   
1
kg
pb
 
Specifications  
5
kg
pb
 
   
25
kg
hdb
 
Assay (CuSO4. 5H2O) __________________99 % 
50
kg
hdp
 
Chloride (Cl)_______________________0.005 %Iron (Fe)____________________ 0.01 %    
Total nitrogen (N)____________________0.01 %Subs not precipitated by    
Arsenic (As)_______________________ 0.0005 %

hydrogen sulfide (as sulfates)______0.3%

    
       
Bulk Quantities - Prices on request
For Exports - Price in US $ on request

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ABCDEFGHIKMNOPSTUWXZ