Australian Approved Name (AAN): Dibasic sodium phosphate dihydrate
Common names and synonyms:
Sodium phosphate – dibasic dihydrate
Phosphoric acid
Disodium salt
dihydrate
Disodium hydrogen phosphate dihydrate
Organic/Inorganic: Inorganic
Molecular formula: Na2HPO4.2H2O
Molecular weight: 177.99
Conversions (% sodium): 25.83 (% phosphorus): 17.40
AI for Sodium as per NHMRC:
Infants – 0-6 months – 120mg/day
Infants – 7-12 months – 170mg/day
Children – 1-3 years – 200-400mg/day
Children – 4-8 years – 300-600mg/day
Children – 9-13 years – 400-800mg/day
Children – 14-18 years – 460-920mg/day
Adults – 460-920mg/day
Pregnancy & Lactation – 460-920mg/day
Mandatory components: Sodium (when used as an active ingredient for mineral supplementation)
Warnings and Restrictions: When used in a solid preparation, the pH of a 10 g/L aqueous solution must not be more than 11.5. When used in a liquid or a semi-solid preparation, the pH of the preparation must not exceed 11.5.
Allowable purpose of the ingredient: Active. Excipient. Homeopathic.
TGA reference: United States Pharmacopeia_(Incorporating the National Formulary) (modified)