Phosphates

Plater Group is uniquely placed to offer a full range of phosphates to a wide range of industries. The group has key supply arrangements with a number of international producers of phosphate powders such as tri-sodium phosphate, sodium hexametaphosphate, STPP, TKPP.

Many phosphates and polyphosphates, are sold under the brand name of “Polyphos”, in liquid form are manufactured at the group’s manufacturing facility in Glossop, UK. As a result of this many bespoke formulations are produced to meet exactly the requirements of our customers and their process needs.

Polyphos Product Data

Polyphos Range	Cation/Main Phosphate Species	Solids %w/w	P₂O₅ %w/w	pH (dilute)	S.G. (20 C)
Polyphos 15	Ammonium / Orthophosphate		6.9 – 7.8 7.3	5.8 – 7.4 7.0	1.16 – 1.20 1.18
Polyphos 18	Potassium / Tetrapolyphosphate	34.0	17.5 – 18.5 18.0	8.3 – 9.0 8.5	1.30 min 1.33
Polyphos 20	Sodium / Tetrapolyphosphate	32.0	20 – 21 20.2	6.7 – 7.1 7.0	1.30 min 1.32
Polyphos 21	Potassium / Pyroyphosphate	48.0	20.5 – 21.5 21.0	9.5 – 11.5 11.0	1.47 min 1.52
Polyphos 25	Sodium & Potassium / Tetrapolyphosphate	46.0	24.8 – 25.4 25.0	8.0 – 9.0 8.5	1.46 – 1.53 1.50
Polyphos 32	Sodium / Orthophosphate	31.0 – 33.0 32.0	18 min 18.9	4.0 – 5.0 4.5	1.275 – 1.295 1.29
Polyphos 36AZ	Ammonium / Orthophosphate & Pyrophosphate	55.0	35.0 – 36.5 36.0	6.5 – 6.9 6.7	1.365 – 1.395 1.39
Polyphos 4KP	Potassium / Pyroyphosphate	50.0	19min 21.4	9.5 – 11.5 10.1	1.54 – 1.59 1.56
Polyphos KTP	Potassium / Tripolyphosphate	50.0	23.0 min 24.0	9.4 – 10.4 9.7	1.56 – 1.60 1.57
Polyphos C40	Sodium hexametaphosphate	40.0	25.5 – 27.0 26.1	6.6 – 7.3 6.8	1.38 – 1.42
Polyphos C50	Sodium hexametaphosphate	50.0	32 min 33.0	6.6 – 7.3 6.8	1.53 – 1.57
Polyphos 4K2	Potassium orthophosphate	42.0	18.0 min 18.7	9.2 – 9.6 9.4	1.45 – 1.49 1.463