Monopotassium Dipotassium Tripotassium Phosphate, Potassium Phosphate Monobasic Dibasic Tribasic Manufacturers Exporters

Aadhunik Industries is a manufacturing group company. Aadhunik Industries is pioneer manufacturers of Monopotassium Dipotassium Tripotassium Phosphate, Potassium Phosphate Monobasic Dibasic Tribasic, Specialty Chemicals, Pharmaceutical Excipients, Food Fragrance & Flavor chemicals in India. It has toll manufacturers and representatives in UAE, Europe, Canada & USA and agents & customers in all countries like USA, Canada, Europe, UAE, South Africa, Tanzania, Kenya, Egypt, Nigeria, Uganda, Turkey, Mexico, Brazil, Chile, Argentina, Dubai, Netherlands, Italy, Spain, Germany, Portugal, France, Malaysia, Indonesia, Thailand, Korea, Japan, Russia etc.

Aadhunik Industries and/or associated units are FDA-GMP certified, Halal and/or Kosher certified, REACH registered, ISO-9001, ISO-22000 HACCP certified. We offer crystals granules in precise micron or mesh size as per buyers needs. We offer very high purity standards as per specifications required.

Specifications of Monobasic Potassium Phosphate is followed by Dibasic Potassium Phosphate and then comes Tribasic Potassium Phosphate.

Specifications of Commercial Pure Monopotassium Phosphate, Potassium Phosphate Monobasic
Appearance: Fine White Crystals
Purity on dry basis: 98% minimum Mono Potassium Phosphate
P2O5 Content: 51.5% minimum
pH of 1% solution: 3.9-5
Heavy Metals: 20 ppm maximum
Arsenic: 3 ppm maximum
Moisture: 3% maximum
Insoluble: 0.1% maximum

KH2PO4 -- 136.1 -- CAS 7778-77-0
Potassium Phosphate Monobasic BP

DEFINITION
Potassium dihydrogen phosphate contains not less than 98.0 per cent and not more than the equivalent of 100.5 per cent of KH2PO4, calculated with reference to the dried substance.

CHARACTERS
A white, crystalline powder or colourless crystals, freely soluble in water, practically insoluble in alcohol.

IDENTIFICATION
A. Solution S (see Tests) is faintly acid.
B. Solution S gives reaction (b) of phosphates.
C. 0.5 ml of solution S gives reaction of potassium.

TESTS
Solution S: Dissolve 10.0 g in carbon dioxide-free water prepared from distilled water and dilute to 100 ml with the same solvent.
Appearance of solution: Solution S is clear and colourless.
pH: To 5 ml of solution S add 5 ml of carbon dioxide-free water. The pH of the solution is 4.2 to 4.5.
Reducing substances : To 5 ml of solution S add 5 ml of dilute sulphuric acid and 0.25 ml of 0.02 M potassium permanganate. Heat on a water-bath for 5 min. The colour of the permanganate is not completely discharged.
Chlorides: Dilute 2.5 ml of solution S to 15 ml with water R. The solution complies with the limit test for chlorides (200 ppm).
Sulphates: To 5 ml of solution S add 0.5 ml of hydrochloric acid and dilute to 15 ml with distilled water. The solution complies with the limit test for sulphates (300 ppm).
Arsenic: 0.5 g complies with limit test A for arsenic (2 ppm).
Iron: 10 ml of solution S complies with the limit test for iron (10 ppm).
Sodium: If intended for use in the manufacture of parenteral dosage forms, it complies with the test for sodium. Not more than 0.1 per cent of Na, determined by atomic emission spectrometry
Heavy metals: 12 ml of solution S complies with limit test A for heavy metals (10 ppm).
Loss on drying: Not more than 2.0 per cent, determined on 1.000 g by drying in an oven at 125C to 130C.

Monobasic Potassium Phosphate USP NF
Monopotassium Phosphate USP NF Show/Hide Details

Potassium Phosphate Monobasic USP NF
KH2PO4 136.09
Phosphoric acid, monopotassium salt.
Monopotassium phosphate CAS 7778-77-0.

Monobasic Potassium Phosphate, dried at 105 for 4 hours, contains not less than 98.0 percent and not more than 100.5 percent of KH2PO4.

Identification: A solution (1 in 20) responds to the tests for Potassium 191 and for Phosphate.
Loss on drying: Dry it at 105 for 4 hours: it loses not more than 1.0% of its weight.
Insoluble substances: Dissolve 10 g in 100 mL of hot water, filter through a tarred filtering crucible, wash the insoluble residue with hot water, and dry at 105 for 2 hours: the residue does not exceed 20 mg (0.2%).
Arsenic: 3 ppm.
Lead: not more than 5 ppm of Pb).
Heavy metals: the limit is 0.002%.
Limit of fluoride: The limit is 0.001%.

Potassium Biphosphate; Potassium Dihydrogen Phosphate
Monopotassium Phosphate FCC
KH2PO4 Formula wt 136.09
INS: 340(i) CAS 7778-77-0

DESCRIPTION
Potassium Phosphate, Monobasic, occurs as colorless crystals or as a white, granular or crystalline powder. It is stable in air. It is freely soluble in water, but is insoluble in alcohol. The pH of a 1:100 aqueous solution is between 4.2 and 4.7.
Function: Buffer; sequestrant; yeast food.

REQUIREMENTS
Identification: A 1:20 aqueous solution gives positive tests for Potassium and for Phosphate.
Assay: Not less than 98.0% of KH2PO4 after drying.
Arsenic: Not more than 3 mg/kg.
Fluoride: Not more than 10 mg/kg.
Insoluble Substances: Not more than 0.2%.
Lead: Not more than 2 mg/kg.
Loss on Drying: Not more than 1%.

Potassium Phosphate Monobasic ACS Analytical Reagent
Potassium Dihydrogen Phosphate ACS
Monopotassium Phosphate ACS
Monobasic Potassium Phosphate ACS Show/Hide Details

KH2PO4
Formula Wt 136.09
CAS Number 7778-77-0

REQUIREMENTS
Assay: 99.0% KH2PO4
pH of a 5% solution: 4.1-4.5 at 25C

MAXIMUM ALLOWABLE
Insoluble matter: 0.01%
Loss on drying at 105C: 0.2%
Chloride (Cl): 0.001%
Nitrogen compounds (as N): 0.001%
Sulfate (SO4): 0.003%
Heavy metals (as Pb): 0.001%
Iron (Fe): 0.002%
Sodium (Na): 0.005%

Specifications of Commercial Pure Dipotassium Phosphate, Potassium Phosphate Dibasic
Appearance: Fine White Crystals
Purity on dry basis: 98% minimum Dipotassium Phosphate
Phosphates as P2O5%: 39.5% minimum
pH of 1% solution: 8.7 - 9.3
Heavy Metals: 10 ppm maximum
Arsenic: 4 ppm maximum
Moisture: 5% maximum
Insoluble: 0.1% maximum

Dipotassium Hydrogen Phosphate BP
Dipotassium Phosphate BP Show/Hide Details

K2HPO4 -- 174.2 -- 7758-11-4
Dibasic Potassium Phosphate BP
Potassium Phosphate Dibasic BP

DEFINITION
Dipotassium phosphate contains not less than 98.0 per cent and not more than the equivalent of 101.0 per cent of K2HPO4, calculated with reference to the dried substance.

CHARACTERS
A white powder or colourless crystals, very hygroscopic, very soluble in water, very slightly soluble in alcohol.

IDENTIFICATION
A. Solution S (see Tests) is slightly alkaline
B. Solution S gives reaction of phosphates.
C. Solution S gives reaction of potassium.

TESTS
Solution S: Dissolve 5.0 g in distilled water and dilute to 50 ml with the same solvent.
Appearance of solution: Solution S is clear and colourless.
Reducing substances: Heat on a water-bath for 5 min a mixture of 5 ml of solution S, 5 ml of dilute sulphuric acid and 0.25 ml of 0.02 M potassium permanganate. The solution remains faintly pink.
Chlorides: To 2.5 ml of solution S add 10 ml of dilute nitric acid and dilute to 15 ml with water. The solution complies with the limit test for chlorides (200 ppm).
Sulphates: To 1.5 ml of solution S add 2 ml of dilute hydrochloric acid and dilute to 15 ml with distilled water. The solution complies with the limit test for sulphates (0.1 per cent).
Arsenic: 5 ml of solution S complies with limit test A for arsenic (2 ppm).
Iron: 10 ml of solution S complies with the limit test for iron (10 ppm).
Heavy metals: Dissolve 2.0 g in 8 ml of water. Acidify with about 6 ml of dilute hydrochloric acid (pH 3 to 4) and dilute to 20 ml with water. 12 ml of the solution complies with limit test A for heavy metals (10 ppm).
Sodium: If intended for use in the manufacture of parenteral dosage forms, it contains not more than 0.1 per cent of Na, determined by atomic emission spectrometry.
Loss on drying: Not more than 2.0 per cent, determined on 1.000 g by drying in an oven at 125C to 130C.
Bacterial endotoxins: Less than 1.1 IU/mg, if intended for use in the manufacture of parenteral dosage forms without a further appropriate procedure for the removal of bacterial endotoxins.

Dibasic Potassium Phosphate USP
Potassium Phosphate Dibasic USP
K2HPO4 174.18
Phosphoric acid, dipotassium salt.
Dipotassium hydrogen phosphate CAS 7758-11-4.

Dibasic Potassium Phosphate contains not less than 98.0 percent and not more than 100.5 percent of K2HPO4, calculated on the dried basis.

Identification: A solution (1 in 20) responds to the tests for Potassium and for Phosphate.
pH: between 8.5 and 9.6, in a solution (1 in 20).
Loss on drying: Dry it at 105 to constant weight: it loses not more than 1.0% of its weight.
Insoluble substances: Dissolve 10 g in 100 mL of hot water, filter through a tarred filtering crucible, wash the insoluble residue with hot water, and dry at 105 for 2 hours: the weight of the residue so obtained does not exceed 20 mg (0.2%).
Carbonate: To 1 g add 3 mL of water and 2 mL of 3 N hydrochloric acid: not more than a few bubbles are evolved.
Chloride: A 1.0-g portion shows no more chloride than corresponds to 0.40 mL of 0.020 N hydrochloric acid (0.03%).
Sulfate: A 0.20-g portion shows no more sulfate than corresponds to 0.20 mL of 0.020 N sulfuric acid (0.1%).
Arsenic: 3 ppm.
Iron: the limit is 0.003%.
Sodium: A solution (1 in 10) tested on a platinum wire imparts no pronounced yellow color to a non-luminous flame.
Heavy metals: the limit is 0.001%.
Limit of fluoride: The limit is 0.001%.
Limit of monobasic or tribasic salt: Dissolve 3 g in 30 mL of water, cool to 20C, and add 3 drops of thymol blue TS: a blue color is produced, which is changed to yellow (with a greenish tinge) by the addition of not more than 0.4 mL of 1 N hydrochloric acid.

Potassium Phosphate Dibasic FCC
Dipotassium Monophosphate, Dipotassium Phosphate FCC Food Grade Show/Hide Details

K2HPO4 Formula Weight 174.18
INS: 340(ii) CAS 7758-11-4

DESCRIPTION
Potassium Phosphate, Dibasic, occurs as a colorless or white, granular salt that is deliquescent when exposed to moist air. One gram is soluble in about 3 mL of water. It is insoluble in alcohol. The pH of a 1% solution is about 9.
Function: Buffer; sequestrant; yeast food.

REQUIREMENTS
Identification: A 1:20 aqueous solution gives positive tests for Potassium and for Phosphate.
Assay: Not less than 98.0% of K2HPO4 after drying.
Arsenic: Not more than 3 mg/kg.
Fluoride: Not more than 10 mg/kg.
Insoluble Substances: Not more than 0.2%.
Lead: Not more than 2 mg/kg.
Loss on Drying: Not more than 2.0%.

Potassium Phosphate Dibasic ACS Analytical Reagent
Dibasic Potassium Phosphate ACS
Dipotassium Phosphate ACS
Dipotassium Hydrogen Phosphate
K2HPO4
Formula Wt 174.18
CAS Number 7758-11-4

REQUIREMENTS
Assay: 98.0% K2HPO4
pH of a 5% solution: 8.5-9.6 at 25C

MAXIMUM ALLOWABLE
Insoluble matter: 0.01%
Loss on drying at 105C: 1.0%
Chloride (Cl): 0.003%
Nitrogen compounds (as N): 0.001%
Sulfate (SO4): 0.005%
Heavy metals (as Pb): 5 ppm
Iron (Fe): 0.001%
Sodium (Na): 0.05%

Specifications of Commercial Pure Tripotassium Phosphate, Potassium Phosphate Tribasic
Appearance: Fine White Crystals
Purity: 98% minimum Tripotassium Phosphate
Phosphates as P2O5%: 32.5% minimum
pH of 1% solution: 11-12.5
Heavy Metals: 10 ppm maximum
Arsenic: 4 ppm maximum
Moisture: 5% maximum
Insoluble: 0.1% maximum

Potassium Phosphate, Tribasic FCC
Tripotassium Phosphate FCC Food Grade Show/Hide Details

K3PO4 Formula Weight 212.27
INS: 340(iii) CAS 7778-53-2

DESCRIPTION
Potassium Phosphate, Tribasic, occurs as white, hygroscopic crystals or granules. It is anhydrous or may contain one molecule of water of hydration. It is freely soluble in water, but is insoluble in alcohol. The pH of a 1:100 aqueous solution is about 11.5.
Function: Emulsifier.

REQUIREMENTS
Identification: A 1:20 aqueous solution gives positive tests for Potassium and for Phosphate.
Assay: Not less than 97.0% of K3PO4, calculated on the ignited basis.
Arsenic: Not more than 3 mg/kg.
Fluoride: Not more than 10 mg/kg.
Insoluble Substances: Not more than 0.2%.
Lead: Not more than 2 mg/kg.
Loss on Ignition Anhydrous: Not more than 5.0%; Monohydrate: Between 8.0% and 20.0%.

Potassium Phosphate Tribasic ACS Analytical Reagent
Tripotassium Orthophosphate Show/Hide Details

Tripotassium Phosphate ACS
Tribasic Potassium Phosphate ACS
K3PO4
Formula Wt 212.27
K3PO4-7H2O
Formula Wt 338.38
CAS Number 7778-53-2 anhydrous; 22763-02-6 heptahydrate

REQUIREMENTS
Assay (as-is basis): 98% K3PO4 or K3PO4-7H2O

MAXIMUM ALLOWABLE
Dibasic potassium phosphate (K2HPO4): 1%
Excess alkali (as KOH): 1%
Insoluble matter: 0.01%
Chloride (Cl): 0.005%
Nitrogen compounds (as N): 0.002%
Heavy Metals (as Pb): 0.002%
Iron (Fe): 0.001%
Sulfate (SO4): 0.005%
Sodium (Na): 0.1%

CAS Number 7778-77-0 & 7758-11-4 & 7778-53-2, Potassium Phosphate Monobasic Dibasic Tribasic manufacturers suppliers exporters at:

manufacturer supplier exporter
Aadhunik Industries
Ankleshwar Gujarat & Mumbai, India
TEL: (OFFICE) 91-22-23774610, 23723564.