China Buffering Reagent Tera Potassium Pyrophosphate (TKPP) E450 (V), Find details about China Potassium Pyrophosphate, Tkpp from Buffering Reagent Tera Potassium Pyrophosphate (TKPP) E450 (V)
Characteristics | Unit | Standard Request | Test Method |
Main Content (as K4P2O7) | %(w/w) | 98 Min | GB25562-2010 |
Iron | %(w/w) | 0.01 Max | GB25562-2010 |
P2O5 | %(w/w) | 44Min | GB25562-2010 |
Loss on ignition at 800 °C | %(w/w) | 0.5 Max | GB25562-2010 |
pH value ( 1% aqueous solution ) | 10.0-10.7 | GB25562-2010 | |
Water Insoluble matter | %(w/w) | 0.1 Max | GB25562-2010 |
Heavy Metals,as Pb | ppm | 10 Max | GB25562-2010 |
Arsenic (As) | ppm | 3 Max | GB25562-2010 |
Pb | ppm | 2Max | GB25562-2010 |
Ortho Phosphate | pass | GB25562-2010 |