Potassium Metaphosphate, E341, CAS no.7758-87-4, also known as MKP, appears as a white powder or granular, odorless, slowly soluble in water, potassium salt of phosphoric acid.
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Potassium Metaphosphate Specification
ITEM STANDARD
APPEARANCE WHITE POWDER
CONTENT(As P2O5),% 59 61.0
As, % 0.0003max.
HEAVY METALS % 0.0015max.
Pb,% 0.0002 max
Hg,% 0.0001 max
Cd,% 0.0001 max
VISCOSITY 6.5 15
F, % 0.001max
LOSS ON DRYING % 5.0max
Supplier: Phosphoric acid, sodium tripolyphosphate, stpp, sodium acid pyrophosphate, sapp, sodium hexametaphosphate, shmp, sodium pyrophosphate, spp, potassium metaphosphate, sodium trimetaphosphate, stnp
Supplier: Beryllium oxide, beryllium fluoride, beryllium chloride, beryllium acetate, beryllium metals, aluminium metaphosphate, barium metaphosphate, magnesium metaphosphate, calcium metaphosphate, sodium metaphosphate, potassium metaphosphate, zinc metaphosphate, lithium metaphosphate, lanthanum, Sulfuryl Fluoride Gas, metaphosphate, yttrium metaphosphate, magnesium fluoride (mgf2), barium fluoride (baf2), calcium fluoride(caf2)
