Calcium Phosphate Di Basic
CAS NO: 7757-93-9
Molecular Formula: CaHPO4
Molecular Weight: 136.06
Description Synonyms Calcium orthophosphate, Calcium phosphate dibasic Description Calcium hydrogen phosphate Product Information CAS number 7757-93-9 EC number 231-826-1 Grade Ph Eur,BP,USP,FCC,E 341 (ii) Hill Formula CaHO₄P Chemical formula CaHPO₄ Molar Mass 136.06 g/mol HS Code 2835 25 00 Quality Level MQ500 Physicochemical Information Density 2.89 g/cm3 (20 °C) Melting Point 370 °C (decomposition) pH value 7 (10 g/l, H₂O, 20 °C) suspension Bulk density 900 kg/m3 Solubility 0.1 g/l Toxicological Information LD 50 oral LD50 Rat 10000 mg/kg LD 50 dermal LD50 Rabbit > 7940 mg/kg Safety Information according to GHS RTECS TB8528000 Storage class 10 – 13 Other liquids and solids WGK WGK 1 slightly hazardous to water Disposal 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips Storage and Shipping Information Storage Store at +2°C to +30°C. Transport Information Declaration (railroad and road) ADR, RID Kein Gefahrgut Declaration (transport by air) IATA- DGR No Dangerous Good Declaration (transport by sea) IMDG- Code No Dangerous Good Specifications Identity passes test Assay (complexometric) 97.5 – 102.5 % Assay (complexometric; calculated on dried substance) 98.0 – 102.0 % Substances insoluble in hydrochloric acid ≤ 0.2 % Carbonate (as CO₂) passes test Chloride (Cl) ≤ 0.03 % Fluoride (F) ≤ 0.0050 % Sulfate (SO₄) ≤ 0.5 % Al (Aluminium) ≤ 0.0200 % As (Arsenic) ≤ 0.0001 % Ba (Barium) passes test Cd (Cadmium)* ≤ 0.0001 Fe (Iron) ≤ 0.0400 % Hg (Mercury) ≤ 0.0001 % Ni (Nickel)* ≤ 0.0010 Pb (Lead)* ≤ 0.0001 Sr (Strontium) ≤ 0.03 % V (Vanadium)* ≤ 0.0010 % Residual solvents (ICH Q3C) excluded by production process Loss on ignition (800 °C) 7.0 – 8.5 % Loss on drying ≤ 2.0 % Particle size (< 63 µm) about 99 % Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). Corresponds to Ph.Eur.,BP,USP,FCC,E341 (ii) Conforms to the purity criteria on food additives, except for use as additive in infant and young child nutrition, according to the current European Commission Regulation. 
Cupric Sulphate
CAS NO: 7758-99-8
MOLECULAR FORMULA : CuH10O9S
MOLECULAR WEIGHT : 249.69
SPECIALITY FINE CHEMICALS (AR / LR / ACR /GR / IP / BP / USP / FSSAI )
Dibasic Potassium Phosphate
CAS NO:7758-11-4
MOLECULAR FORMULA : K2HPO4
MOLECULAR WEIGHT : 174.18
SPECIFICATION BP USP Description White or almost white powder or colorless crystals, very hygroscopic. White or almost white powder or colorless crystals, very hygroscopic. Solubility Very soluble in water, very slightly soluble in ethanol (96 per cent). – Appearance of solution Solution is clear & Colorless – Identification (A) ) Reaction
(B) Reaction
(C) Reaction
A. Solution S (see Tests) is slightly alkaline B. Solution S gives reaction of phosphate
C. Solution S gives reaction of potassium
A. Solution S gives reaction of phosphate B. Solution S gives reaction of potassium
Reducing substances The solution remains faintly pink. – Heavy Metals – NMT 0.001 % Limit of Fluoride – NMT 0.001 % pH – 8.5-9.6 Monopotassium phosphate This ratio is not greater than 0.025. – Chlorides NMT200 ppm – Sulphates NMT 0.1 % – Arsenic NMT 2 ppm – Sodium NMT 0.1 % A solution tested on a platinum wire imparts no pronounced yellow color to a nonluminous flame. Limit of Monobasic OR tribasic salt – NMT 0.001 % Iron NMT10 ppm NMT 30 ppm Residual solvents – Meets the requirement Loss on Drying(at 125-130˚C) NMT 2.0 % NMT 1.0 % Assay (dried substance). 98.0 % to 101.0 % 98.0 % to 100.5 % 
Disodium Edetate
CAS NO: 6381-92-6
MOLECULAR FORMULA :- C10H14N2Na2O82H2O
MOLECULAR WEIGHT :- 372.24 g/ mol
SPECIFICATION IP BP USP Description A white ,crystalline powder, Odourless White or almost white, crystalline powder. White or almost white, crystalline powder. Solubility – Soluble in water, practically insoluble in ethanol (96 %) – Identification A. IR
B. Reaction
C. Reaction
D. Reaction
A. Must comply with the disodium edetate RS
B. No precipitate is produced.
C. No precipitate is produced.
D. It gives reaction of sodium salt.
A. Must comply with the disodium edetate RS
B. No precipitate is produced.
C. No precipitate is produced.
D. It gives reaction of sodium salt.
A. Must comply with the disodium edetate RS
B. The red color is discharge, leaving a yellowish solution
C. It gives reaction of sodium salt.
Appearance of solution 5 % w/v solution in carbon dioxide free water is Clear & colorless Clear & colorless – pH 4.0-5.5 ( 5 % w/v solution ) 4.0-5.5 ( 5 % w/v solution ) 4.0-6.0 Loss on Drying – – 8.7 %-11.4 % Calcium – – No precipitate is formed. Impurity A Limit of nitrilotriacetic acid(USP)
NMT 0.1 % NMT 0.1 % NMT 0.1 % Heavy metals NMT 20 ppm – NMT 50 ppm Iron NMT 80 ppm NMT 80 ppm – Assay 98.5 %-101.0 % 98.5 %-101.0 % 99.0 %-101.0 %(on Dried basis) 
Ferric Ammonium Citrate
CAS NO: 1185-57-5
MOLECULAR FORMULA : C6H8O7•xFe(III)•yNH3
MOLECULAR WEIGHT :
SPECIALITY FINE CHEMICALS (AR / LR / ACR /GR / IP / BP / USP / FSSAI )
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