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ABCDEFGHIKMNOPSTUWXZ

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Std Pkg
 
Unit Price US$
Sodium dihydrogen phosphate - 2 - hydrate
mono-sodium ortho phosphate , sodium bi phosphate     
sodium dihydrogen phosphate dihydrate     
CAS - No [13472-35-0]     
Phy chem. data     
H2NaO4P. 2H2OM =156.01 g/mol      
       
 9817850  Sodium dihydrogen phosphate - 2 - hydrate cryst.pure
500
g
pb
 
     
25
kg

pb

 
Specifications
  
50
kg
hdp
 
           
Assay (NaH2PO4.2H2O)_________ 98.0 - 100.5%         
pH-value (5%; w/v; water)___________4.2 - 4.6Heavy metals(as Pb)__________0.0005%    
Chloride(Cl)________________________0.005%Iron (Fe)____________________0.002%    
Sulfate (SO4)________________________0.02%Loss on drying (130º) ______21.5 -24.0 %    
Arsenic __________________________ 0.0001%Sub. insoluble in water (10% )____ 0.05%    
       
Sodium disulfite ----> see Sodium metabisulfite  
 
Sodium hydrogen carbonate
 
Sodium bi carbonate     
CAS - No . [144-55-8]     
Phy chem. data     
CHNaO3M = 84.01 g / mol      
Soluble in water / 20ºC100 g / L      
      
  13435  Sodium hydrogen carbonate purified500gpb 
   1kgpb 
Specifications  5kgpb 
   25kghdp 
Assay (NaHCO3)_____________________99%Total nitrogen (N) _______________0.002%50kghdp 
Chloride(Cl)________________________0.01%Heavy metals (as Pb) _____________0.001%    
Phosphate (PO4) __________________0.005%Iron (Fe) ______________________ 0.001%    
Sulfate (SO4)______________________0.02%Magnesium (Mg) ________________ 0.005%    
       
 
di-Sodium hydrogen phosphate - 2 - hydrate
 
di-Sodium hydrogen phosphate dihydrate          
CAS - No. [10028-24-7]     
Phy. chem. data     
HNa2 O4P.2H2OM=177.99 g/mol     
Soluble in water / 20ºC93 g/L     
Melting Range 93 - 97ºC     
       
 04273  di-Sodium hydrogen phosphate - 2 - hydrate  purified
500
g
pb
 
   
25
kg

pb

 
Specifications  
50
kg
hdp
 
       
Assay (Na2HPO4.2H2O)________________99%Sulfate (SO4)_________________0.01%    
pH-value (2.5% aqueous solution)______8.8-9.4 Heavy metals(as Pb)___________0.002%    
Chloride(Cl)________________________0.01%Iron (Fe)____________________0.002%    
       
       
  



di-Sodium hydrogen phosphate (anhydrous)
 
Soerensen's buffer substance     
Phy. chem. data     
CAS - No. [7558-79-4]          
HNa2 O4PM=141.96 g/mol.     
Soluble in water / 20ºC75 g/L     
Hygroscopic     
       
 04277  di-Sodium hydrogen phosphate (anhydrous)
500
g
 pb
 
    (purified)  
25
kg

pb

 
Specifications

  
50
kg
hdp
 
           
Assay (Na2HPO4)_____________________98%Sulfate(SO4)__________________0.02%    
pH-value (2% aqueous solution)______8.7-9.3Heavy metals(as Pb)___________0.002%     
Chloride(Cl)_______________________0.02%Iron (Fe)____________________0.002%    
       
 
Sodium hydroxide
 
CAS - No. [1310-73-2]     
Phy. chem. data     
HNaOM=40.00 g/mol     
Soluble in water / 20ºC1090 g/L     
Hygroscopic     
       
        
       
 06209  Sodium hydroxide flakes purified
500
g
pb
 
     
1
kg
pb
 
Specifications
  
5
kg
pb
 
   
25
kg
hdp
 
Identity _________________________Passes test  
50
kg
hdp
 
Assay (NaOH)_________________________97.0% Sulfate (SO4)___________________0.05%     
Carbonate (as Na2CO3) _________________ 2.0% Heavy metals (as Pb) ___________ 0.002%     
Chloride (Cl)__________________________0.02% Iron (Fe) _____________________ 0.005%     
      
 06214  Sodium hydroxide pellets purified
500
g
pb
 
     
2.5
kg
pb
 

Specifications

  
5
kg
pb
 
   
25
kg
hdp
 
Identity__________________________Passes test 
50
kg
hdp
 
Assay (NaOH)_________________________97.0%Iron (Fe)_____________________0.005%    
Carbonate (as Na2CO3)__________________2.0%Sulfate (SO4)___________________0.01%    
Chloride (Cl)__________________________0.02% Heavy metals(as Pb)____________0.002%     
       
 30621  Sodium hydroxide pellets GR
500
g
pb
 
   
5
kg
pb
 
Specifications    
25
kg
hdp
 
     
50
kg
hdp
 
Assay (NaOH)______________________ min.98.0%     
Carbonate (as Na2CO3)______________max 1.0%Ammonium(NH4)__________max.0.0005%    
Water insoluble substances__________max.0.01%Calcium (Ca)______________max.0.005%    
Chloride (Cl)_____________________max.0.005%Copper (Cu)______________max.0.001%    
Nitrate (NO3)____________________max.0.0005%Iron (Fe)_________________max.0.001%    
Phosphate (PO4)__________________max.0.02%Lead (Pb)________________max.0.001%    
Silicate (SiO2)_____________________max.0.01%Magnesium(Mg)__________max.0.0005%    
Sulfate (SO4)____________________max.0.005%Nickel (Ni)________________max.0.001%    
Aluminium (Al)____________________max.0.002%Potassium (K)______________max.0.05%    
Arsenic (As)___________________max.0.00005%Zinc (Zn)_________________max.0.001%    
       
 
Sodium hypochlorite
 
CAS - No. [7681-52-9] 
Phy. chem. data 
NaOClM=74.44 g/mol 
Soluble in cold water  
       
        
       
 13441  Sodium hypochlorite solution
500
mlpb 
    (approximately 4% w/v available chlorine)
1
lit
pb
 
Specifications  
5
lit
pjc
 
   
25
lithdl 
Assay (Iodometric)_________4.8% w/v available
     
chlorine at the time of packing               
     
       
 
Sodium metabisulfite
 
Sodium disulfite, sodium pyro sulfite     
CAS - No. [7681-57-4]     
Phy. chem. data     
Na205S2 M=190.10 g/mol     
Soluble in water / 20ºC640 g/L     
Thermal decomposition 150ºC     
       
        
       
 13460  Sodium meta bi sulfite purified
500
g
pb
 
     
1
kg
pb
 
Specifications

  
5
kg
pb
 
   
25
kg
hdp
 
Assay (Na2S2O5)______________________90% 
50
kg
hdp
 
Chloride (Cl)_________________________0.1%Lead (Pb)______________________0.005%        
Lead (Pb)_________________________0.005%Iron (Fe)_______________________0.005%    
       
 
Sodium nitrate
 
CAS - No. [7631-99-4]     
Phy. chem. data     
NNaO3M=84.99 g/mol     
Soluble in water / 20ºC880 g/L     
Thermal decomposition above 380ºC     
       
       
       
 13445  Sodium nitrate purified
500
g
pb
 
   
5
kg
pb
 
Specifications  
25
kg
hdp
 
   
50
kg
hdp
 
Assay (NaNO3)_________________________99%Heavy metals(as Pb)_____________0.005%    
Chloride (Cl)_________________________0.005%Iron(Fe)_______________________0.005%    
Sulfate (SO4)_________________________0.01%Potassium (K)___________________0.01%    
       
Bulk Quantities - Prices on request
For Exports - Price in US $ on request

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ABCDEFGHIKMNOPSTUWXZ