Name of index

FCC-V

E 341 (ii)

Description

White crystal or granular, granular powder or powder

Assay ,%

97.0-105.0

98.0–102.0(200°C, 3hours)

P2O5 Content(Anhydrous basis) ,%

–

50.0–52.5

Identification

–

Positive tests for calcium and phosphate

Solubility tests

–

Sparingly soluble in water.
Insoluble in ethanol

Fluoride, ≤mg/kg

50

50

Loss on ignition, (After ignition at 800°C±25°C for 30minutes)

7.0-8.5% (Anhydrous)
24.5-26.5% (Dihydrate)

≤8.5%(Anhydrous)
≤26.5%(Dihydrate)

Arsenic, ≤mg/kg

3

1

Lead, ≤mg/kg

2

1

Cadmium, ≤mg/kg

–

1

Mercury, ≤mg/kg

–

1

Aluminium, ≤mg/kg

–

≤100 mg/kg (anhydrous) and ≤ 80 mg/kg (dihydrate) (only if added to food for infants and young children)
≤600 mg/kg (anhydrous) and ≤500 mg/kg (dihydrate) (for all uses except food for infants and young children). This applies until 31
March 2015.
≤200 mg/kg for the anhydrous form and the dihydrated form (for all uses except food for infants and young children). This applies
from 1 April 2015.