tri-Sodium phosphate anhydrous, EssentQ®

- Synonyms: tri-Sodium orthophosphate, TSP, Sodium phosphate tribasic
- Na3PO4
- M = 163,94 g/mol
- CAS [7601-54-9]
- EINECS-No.: 231-509-8
- Solub. in water: (20 ºC): 88 g/l
- Melting point: 75 °C (decomposes)
- GHS-signal word: Warning
- GHS-H sentences: H315 - H319 - H335 -
- GHS-P sentences: P261 - P280 - P305+P351+P338 - P321 - P405 - P501a
- Tariff number: 2835 23 00 00
- Applications: in food industry, photography, in the paper industry.

SPECIFICATIONS
assay (acidimetric): min. 97 %
insoluble in water: max. 0,05 %
free alkali (as NaOH): max. 2 %
sulfates (SO4): max. 0,01 %
total nitrogen (as N): max. 0,001 %
arsenic (As): max. 1 ppm
heavy metals (as Pb): max. 0,001 %
iron (Fe): max. 0,001 %