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NANOCOLOR® ortho-and total Phosphate 50
Photometric determination of phosphate

Photometric determination of the yellow phosphate-molybdate-vanadate complex after acidic hydrolysis and oxidation at 100-120 °C.

ortho-phosphate ions react with molybdate/ vanadate to form a yellow phosphate-molybdate-vanadate complex.
Photometric determination of phosphate
Cat. No. 985 079
Type tube test 0-79
Range 10.0 - 50.0 mg/l P (PO4-P)
30 - 150 mg/l PO43-
Sufficient for 19 determinations
Shelf life at least 3 years
Sea water suitability yes
  
     
  
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