Monosodium Disodium Trisodium Phosphate, Sodium Phosphate Monobasic Dibasic Tribasic & Microencapsulated Sodium Phosphate Manufacturers Exporters

Aadhunik Industries is a manufacturing group company. Aadhunik Industries is pioneer manufacturers of Monosodium Disodium Trisodium Phosphate, Sodium 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 Sodium Phosphate Monobasic Dibasic Tribasic Manufacturers YOU ARE HERE

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

Specifications of Commercial Pure Monosodium Phosphate, Sodium Phosphate Monobasic:

Monosodium Phosphate Crystals Sodium Phosphate Monobasic Commercial Pure:
P2O5 Content: 44%
Assay: 98%
Loss on Drying: Less than 24%
pH of 2% Solution: 4.4-5
Insoluble: 0.025%
Packing: 50 Kg HDPE Bags or as desired by the buyer.

Monosodium Phosphate Anhydrous Sodium Phosphate Monobasic Commercial Pure:
P2O5 Content: 59%
Assay: 98%
Loss on Drying: 1%
pH of 2% Solution: 4.4-5
Insoluble: 0.5%
Packing: 50 Kg HDPE Bags or as desired by the buyer.

Sodium Phosphate, Monobasic, Monohydrate
Sodium Dihydrogen Phosphate Monohydrate
NaH2PO4-H2O
Formula Wt 137.99
CAS Number 10049-21-5
REQUIREMENTS
Assay: 98.0-102.0% NaH2PO4 - H2O
pH of a 5% solution: 4.1-4.5 at 25C
MAXIMUM ALLOWABLE
Insoluble matter: 0.01%
Chloride (Cl): 5 ppm
Nitrogen compounds (as N): 0.001%
Sulfate (SO4): 0.003%
Calcium (Ca): 0.005%
Potassium (K): 0.01%
Heavy metals (as Pb): 0.001%
Iron (Fe): 0.001%

NaH2PO4-H2O, 138.0, 10049-21-5
DEFINITION
Sodium Dihydrogen Phosphate Monohydrate contains not less than 98.0% and not more than 100.5% of NaH2PO4, calculated with reference to the dried substance.
CHARACTERISTICS
Colourless crystals or a white powder.
Very soluble in water; very slightly soluble in ethanol (96%).
Dissolve 10.0 g in sufficient carbon dioxide-free water prepared from distilled water to produce 100 ml (solution S).
IDENTIFICATION
A. Solution S is faintly acid.
B. Solution S yields the reactions characteristic of phosphates.
C. Solution S neutralized with a 10% w/v solution of potassium hydroxide yields reaction A characteristic of sodium salts.
D. Complies with the test for Loss on drying.
TESTS
Acidity: pH of a mixture of 5 ml of solution S and 5 ml of carbon dioxide-free water, 4.2 to 4.5.
Clarity and colour of solution: Solution S is clear and colourless.
Arsenic: 0.5 g complies with the limit test for arsenic - 2 ppm.
Heavy metals: 12 ml of solution S complies with limit test A for heavy metals. Use lead standard solution (1 ppm Pb) to prepare the standard (10 ppm).
Iron: 10 ml of solution S complies with the limit test for - iron 10 ppm.
Chloride: Dilute 2.5 ml of solution S to 15 ml with water. The resulting solution complies with the limit test for chlorides - 200 ppm.
Sulphate: To 5 ml of solution S add 0.5 ml of hydrochloric acid and dilute to 15 ml with distilled water. The resulting solution complies with the limit test for sulphate - 300 ppm.
Reducing substances: To 5 ml of solution S add 0.25 ml of 0.02M potassium permanganate and 5 ml of 1M sulphuric acid and heat in a water bath for 5 minutes. The solution retains a slight red colour.
Loss on drying: When dried to constant weight at 130°, loses 11.5 to 14.5% of its weight. Use 0.5 g.

NaH2PO4·xH2O
(anhydrous) 119.98
Phosphoric acid, monosodium salt, monohydrate.
Monosodium phosphate monohydrate 137.99 CAS 10049-21-5
Phosphoric acid, monosodium salt, dihydrate
Monosodium phosphate dihydrate 156.01 CAS 13472-35-0
Anhydrous CAS 7558-80-7
Monobasic Sodium Phosphate contains one or two molecules of water of hydration, or is anhydrous. It contains not less than 98.0 percent and not more than 103.0 percent of NaH2PO4, calculated on the anhydrous basis.
Identification: A solution (1 in 20) responds to the tests for Sodium 191 and for Phosphate.
pH: between 4.1 and 4.5, in a solution containing the equivalent of 1.0 g of NaH2PO4·H2O in 20 mL of water.
Water: less than 2.0% (anhydrous form); between 10.0% and 15.0% (monohydrate); between 18.0% and 26.5% (dihydrate).
Insoluble substances: Dissolve a portion equivalent to 10.0 g of NaH2PO4-H2O 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%).
Chloride: A portion equivalent to 1.0 g of NaH2PO4·H2O shows no more chloride than corresponds to 0.20 mL of 0.020 N hydrochloric acid (0.014%).
Sulfate— A portion equivalent to 0.20 g of NaH2PO4·H2O shows no more sulfate than corresponds to 0.30 mL of 0.020 N sulfuric acid (0.15%).
Aluminum, calcium, and related elements: A solution containing the equivalent of 1.0 g of NaH2PO4·H2O in 10 mL of water does not become turbid when rendered slightly alkaline to litmus paper with 6 N ammonium hydroxide.
Arsenic: the limit is 8 ppm.
Heavy metals: the limit is 0.002%.

Monosodium Phosphate; Sodium Biphosphate;
Monosodium Dihydrogen Phosphate
NaH2PO4 Formula weight, anhydrous 119.98
NaH2PO4·H2O Formula weight, monohydrate 137.99
INS: 339(i)
CAS anhydrous 7558-80-7
CAS monohydrate 10049-21-5
DESCRIPTION
Sodium Phosphate, Monobasic, is anhydrous or contains one or two molecules of water of hydration and is slightly hygroscopic. The anhydrous form occurs as a white, crystalline powder or granules. The hydrated forms occur as white or transparent crystals or granules. All forms are freely soluble in water, but are insoluble in alcohol. The pH of a 1:100 solution is between 4.1 and 4.7.
Function: Buffer; emulsifier; nutrient.
REQUIREMENTS
Identification: A 1:20 aqueous solution gives positive tests for Phosphate and for Sodium.
Assay: Not less than 98.0% and not more than 103.0% of NaH2:PO4 after drying.
Arsenic: Not more than 3 mg/kg.
Fluoride: Not more than 0.005%.
Insoluble Substances: Not more than 0.2%.
Lead: Not more than 4 mg/kg.
Loss on Drying Anhydrous: Not more than 2.0%; Monohydrate: Between 10.0% and 15.0%; Dihydrate: Between 20.0% and 25.0%.

Specifications of Microencapsulated Monobasic Sodium Phosphate or Monosodium Phosphate Show/Hide Details

We manufacture and supply Encapsulated Monosodium Phospahate or Encapsulated Sodium Phospahate Monobasic. The core consists of pure grade of 80% Monosodium Phospahate or Sodium Phospahate Monobasic and the coating will be of 20% polymer. Monosodium Phosphate is used in water treatment, where it is used for prevention of plumbosolvency. Encapsulation makes Monosodium Phosphate to release slowly, over a long period of time. you can call it a slow release or sustained relase or extended release Monosodium Phosphate.

Specifications of Encapsulated Monosodium Phospahate or Encapsulated Sodium Phospahate Monobasic:
Appearance: White to off white.
Core of the product: 80% minimum Monosodium Phospahate or Sodium Phospahate Monobasic
Coating: 20% maximum Polymer.
Mesh size: As desired. Often it si specified as 14 mesh to 40 mesh. Less than 5% under size or over size.

Specifications of Commercial Pure Disodium Phosphate, Sodium Phosphate Dibasic:

Disodium Phosphate Crystals Sodium Phosphate Dibasic Commercial Pure:
P2O5 content: 19%
Assay: 98%
Loss on Drying: 57-61%
pH of 2% Solution: 8.9-9.5
Insoluble: 0.025%
Packing: 50 Kg HDPE Bags or as per buyers need.

Disodium Phosphate Anhydrous Sodium Phosphate Dibasic Commercial Pure:
P2O5 content: 49.5%
Assay: 98.0%
Loss on Drying: 1%
pH of 2% Solution: 8.9-9.5
Insoluble: 0.05%
Packing: 50 Kg HDPE Bags or as per buyers need.

Sodium Phosphate Dibasic, Heptahydrate ACS Analytical Reagent
Disodium Hydrogen Phosphate Heptahydrate ACS Show/Hide Details

Na2HPO4-7H2O
Formula Weight 268.07
CAS Number 7782-85-6
REQUIREMENTS
Assay: 98.0-102.0% Na2HPO4-7H2O
pH of a 5% solution: 8.7-9.3 at 25C
MAXIMUM ALLOWABLE
Insoluble matter: 0.005%
Chloride (Cl): 0.001%
Nitrogen compounds (as N): 0.001%
Sulfate (SO4): 0.005%
Heavy metals (as Pb): 0.001%
Iron (Fe): 0.001%

Sodium Phosphate Dibasic ACS Analytical Reagent
Disodium Hydrogen Phosphate ACS
(suitable for buffer solutions) Show/Hide Details

Na2HPO4
Formula Weight 141.96
CAS Number 7558-79-4
REQUIREMENTS
Assay: 99.0% Na2HPO4 min
pH of a 5% solution: 8.7-9.3 at 25C
MAXIMUM ALLOWABLE
Insoluble matter: 0.01%
Loss on drying at 105C: 0.2%
Chloride (Cl): 0.002%
Nitrogen compounds (as N): 0.002%
Sulfate (SO4): 0.005%
Heavy metals (as Pb): 0.001%
Iron (Fe): 0.002%

Specifications of Commercial Pure Trisodium Phosphate, Sodium Phosphate Tribasic:

Trisodium Phosphate Crystals Sodium Phosphate Tribasic Commercial Pure:
P2O5 content: 19%
Assay: 98%
Loss on Drying: Less than 58%
pH of 2% Solution: 11.5-12.5
Insoluble: Less than 0.025%
Packing: 50 Kg HDPE Bags or as desired by the buyer.

Trisodium Phosphate Anhydrous Sodium Phosphate Tribasic Commercial Pure:
P2O5 content: 49.5%
Assay: 98%
Loss on Drying: 1% maximum
pH of 2% Solution: 11.5-12.5
Insoluble: Less than 0.05%
Packing: 50 Kg HDPE Bags Bags or as desired by the buyer.

Sodium Phosphate Tribasic Dodecahydrate ACS Analytical Reagent Show/Hide Details

Na3PO4-12H2O
Formula Weight 380.12
CAS Number 10101-89-0
NOTE. This salt, when stored under ordinary conditions, may lose some water of crystallization. Any loss in water will result in an assay of more than 100% Na3PO4-12H2O but does not affect the determination of the relative amount of free alkali present.
REQUIREMENTS
Assay: 98.0-102.0% Na3PO4- 12H2O
MAXIMUM ALLOWABLE
Excess alkali (as NaOH): 2.5%
Insoluble matter: 0.01%
Chloride (Cl): 0.001%
Nitrogen compounds (as N): 0.001%
Sulfate (SO4): 0.01%
Heavy metals (as Pb): 0.001%
Iron (Fe): 0.001%

Na3PO4 (anhydrous) 163.94
Phosphoric acid, trisodium salt, dodecahydrate.
Trisodium phosphate, dodecahydrate 380.13 CAS 10101-89-0
Trisodium phosphate, monohydrate 181.96
Anhydrous CAS 7601-54-9
Tribasic Sodium Phosphate is anhydrous or contains one to twelve molecules of water of hydration. Na3PO4 (anhydrous) and Na3PO4·H2O (monohydrate) contain not less than 97.0 percent of Na3PO4, calculated on the ignited basis; Na3PO4-12H2O (dodecahydrate) contains not less than 92.0 percent of Na3PO4, calculated on the ignited basis.
Identification:A solution (1 in 20) meets the requirements of the tests for Sodium and for Phosphate.
Loss on ignition: Dry a portion at 100 for 5 hours. Ignite about 2 g, accurately weighed, of the dried sample at about 800 for 30 minutes: calculated on the dried basis, the anhydrous form loses not more than 2.0% of its weight, the monohydrate loses between 8.0% and 11.0% of its weight, and the dodecahydrate loses between 45.0% and 57.0% of its weight.
Insoluble substances: Dissolve a portion equivalent to 10.0 g of anhydrous tribasic sodium phosphate in 100 mL of hot water, and filter through a tarred filtering crucible. [NOTE—Do not use glass.] 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%).
Arsenic:3 µg per g.
Heavy metals: 0.001%.

Trisodium Phosphate
Na3PO4 Formula weight, anhydrous 163.94
Na3PO4·12H2O Formula weight, dodecahydrate 380.12
INS: 339(iii) CAS anhydrous 7601-54-9
CAS dodecahydrate 10101-89-0
DESCRIPTION
Sodium Phosphate, Tribasic, occurs as white crystals or granules or as a crystalline material. It may be anhydrous or contain 1 to 12 molecules of water of hydration. The formula for a crystalline material is approximately 4(Na3PO4·12H2O)- NaOH. It is freely soluble in water, but is insoluble in alcohol. The pH of a 1:100 aqueous solution is between 11.5 and 12.5.
Function: Antimicrobial; buffer; emulsifier; nutrient.
REQUIREMENTS
Identification: A 1:20 aqueous solution gives positive tests for Sodium and for Phosphate.
Assay: Anhydrous and Monohydrate: Not less than 97.0% of Na3PO4, calculated on the ignited basis; Dodecahydrate: Not less than 90.0% of Na3PO4, calculated on the ignited basis.
Arsenic: Not more than 3 mg/kg.
Fluoride: Not more than 0.005%.
Insoluble Substances: Not more than 0.2%.
Lead: Not more than 4 mg/kg.
Loss on Ignition: Anhydrous: Not more than 2.0%; Monohydrate: Between 8.0% and 11.0%; Dodecahydrate: Between 45.0% and 57.0%.

CAS Number 7558-80-7 for Anhydrous & 10049-21-5 for Monohydrate & 13472-35-0 for Dihydrate and 7558-79-4 for Anhydrous and 10039-32-4 for Dodecahydrate and 7601-54-9 (Anhydrous) 10101-89-0 (Dodecahydrate), Monosodium Disodium Trisodium Phosphate, Sodium Phosphate Monobasic Dibasic Tribasic & Microencapsulated Monobasic Sodium Phosphate manufacturers suppliers exporters at:

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