PRODUCTS

E340 (Potassium phosphate)

CAS NO:7778-77-0
EC NO:231-913-4

E340 (Potassium phosphate) is a generic term for the salts of potassium and phosphate ions including:

monopotassium phosphate (KH2PO4) (Molar mass approx: 136 g/mol)
dipotassium phosphate (K2HPO4) (Molar mass approx: 174 g/mol)
tripotassium phosphate (K3PO4) (Molar mass approx: 212.27 g/mol)
As food additives, E340 (Potassium phosphate)s have the E number E340.

Industry Uses
Corrosion inhibitors and anti-scaling agents
Intermediates
Plating agents and surface treating agents
Processing aids, not otherwise listed
Surface active agents

Consumer Uses
Anti-freeze and de-icing products
Cleaning and furnishing care products
Food packaging
Plastic and rubber products not covered elsewhere

Industry Processing Sectors
All other basic inorganic chemical manufacturing
All other basic organic chemical manufacturing
All other chemical product and preparation manufacturing
Computer and electronic product manufacturing
Cyclic crude and intermediate manufacturing
Fabricated metal product manufacturing
Food, beverage, and tobacco product manufacturing
Industrial gas manufacturing
Mining (except oil and gas) and support activities
Oil and gas drilling, extraction, and support activities
Paint and coating manufacturing
Paper manufacturing
Petrochemical manufacturing
Petroleum refineries
Plastic material and resin manufacturing
Plastics product manufacturing
Primary metal manufacturing
Services
Soap, cleaning compound, and toilet preparation manufacturing
Synthetic rubber manufacturing
Utilities
Wholesale and retail trade

E340 (Potassium phosphate) is used to treat or prevent hypophosphatemia (low blood levels of phosphorus).
E340 (Potassium phosphate) is sometimes added to intravenous (IV) fluids given to people who cannot eat or drink anything.

E340 (Potassium phosphate) helps control the amount of calcium in the body and urine.
E340 (Potassium phosphate) works by making the urine more acidic.
E340 (Potassium phosphate) is used to prevent calcium kidney stones.
E340 (Potassium phosphate) is also used to decrease the amount of ammonia in urine, thereby reducing odor and skin irritation caused by high-ammonia urine.
E340 (Potassium phosphate) is also given to help certain antibiotics for bladder infections (such as methenamine) work better.

E340 (Potassium phosphate) injection is a phosphate replacement that is used to treat or prevent hypophosphatemia (low phosphorus in the blood).

E340 (Potassium phosphate) is a reagent with a very high buffering capacity.
E340 (Potassium phosphate) is widely used in molecular biology, biochemistry, and chromatography. E340 (Potassium phosphate) occurs in several forms: monobasic (KH2PO4), dibasic (K2HPO4), and tribasic (K3PO4).
Neutral E340 (Potassium phosphate) buffer solutions may be prepared with a mixture of the monobasic and dibasic forms to varying degrees, depending on the desired pH.
E340 (Potassium phosphate) buffers are very useful in numerous applications, but with the following limitations: precipitation of Ca2+ and Mg2+, inhibition of restriction enzyme activity, and interference in DNA ligation or bacterial transformation protocols.
E340 (Potassium phosphate) has been used to study the effects of freezing and thawing on the stability of proteins sensitive to conformational changes; it was found that E340 (Potassium phosphate) buffers offered improved pH stability as opposed to NaP buffers.
E340 (Potassium phosphate) has also been used for the extraction of keratohyalin protein from bovine tissue.
E340 (Potassium phosphate) is also known as Dipotassium hydrogenphosphate, dipotassium phosphate, and sec.-E340 (Potassium phosphate).

E340 (Potassium phosphate) acts as a reagent and buffer used in molecular biology, biochemistry, and chromatography.
E340 (Potassium phosphate) is utilized to study the effects of freezing and thawing of proteins sensitive to conformational changes.
E340 (Potassium phosphate) is also used in the extraction of keratohyalin protein from bovine tissue. Further, it is used as a food additive, emulsifier, foaming agent and fertilizer.

Description:
Commonly used in biological assay buffers

E340 (Potassium phosphate) may also be used for purposes not listed in this medication guide.

Physicochemical Information
Density    2.33 g/cm3 (21.5 °C)
Melting Point    252.6 °C (decomposition)
pH value    4.2 - 4.6 (20 g/l, H₂O, 20 °C)
Vapor pressure    <0.1 hPa (25 °C)
Bulk density    1200 kg/m3
Solubility    208 g/l

Product Information
CAS number    7778-77-0
EC number    231-913-4
Grade    ISO
Hill Formula    H₂KO₄P
Chemical formula    KH₂PO₄
Molar Mass    136.09 g/mol
HS Code    2835 24 00

E340 (Potassium phosphate) is a potassium salt in which dihydrogen phosphate(1-) is the counterion.
E340 (Potassium phosphate) has a role as a fertilizer.
E340 (Potassium phosphate) is a potassium salt and an inorganic phosphate.

E340 (Potassium phosphate) KH2PO4, is a soluble salt of potassium and the dihydrogen phosphate ion.
E340 (Potassium phosphate) is a source of phosphorus and potassium as well as a buffering agent.
E340 (Potassium phosphate) can be used in fertilizer mixtures to reduce escape of ammonia by keeping pH low.

USES
*For monopotassium phosphate ACTIVE products with label matches. /SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses.
*In buffers for determination of pH. Pharmaceutic aid (buffering agent).
*Baking powder; nutrient solutions; yeast foods; buffer and sequestrant, lab reagent.
*E340 (Potassium phosphate) is used as a buffer in food stuffs, in emulsifying salts for processed cheese products, or phosphate mixes for phosphate meat products and as a culture nutrient in pharmaceutical manufacture.

About this substance
Helpful information
E340 (Potassium phosphate) is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 100 000 to < 1 000 000 tonnes per annum.

E340 (Potassium phosphate) is used by consumers, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites and in manufacturing.

Consumer Uses
E340 (Potassium phosphate) is used in the following products: fertilisers and washing & cleaning products.
Other release to the environment of E340 (Potassium phosphate) is likely to occur from: outdoor use and indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners).

Article service life
Release to the environment of E340 (Potassium phosphate) can occur from industrial use: industrial abrasion processing with low release rate (e.g. cutting of textile, cutting, machining or grinding of metal). Other release to the environment of E340 (Potassium phosphate) is likely to occur from: outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials) and indoor use in long-life materials with low release rate (e.g. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment). E340 (Potassium phosphate) can be found in complex articles, with no release intended: machinery, mechanical appliances and electrical/electronic products (e.g. computers, cameras, lamps, refrigerators, washing machines). E340 (Potassium phosphate) can be found in products with material based on: fabrics, textiles and apparel (e.g. clothing, mattress, curtains or carpets, textile toys) and stone, plaster, cement, glass or ceramic (e.g. dishes, pots/pans, food storage containers, construction and isolation material).

Widespread uses by professional workers
E340 (Potassium phosphate) is used in the following products: fertilisers, pH regulators and water treatment products, washing & cleaning products, air care products, textile treatment products and dyes and laboratory chemicals.
E340 (Potassium phosphate) is used in the following areas: agriculture, forestry and fishing and scientific research and development.
E340 (Potassium phosphate) is used for the manufacture of: textile, leather or fur, chemicals and mineral products (e.g. plasters, cement).
Other release to the environment of E340 (Potassium phosphate) is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use and indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters).

Formulation or re-packing
E340 (Potassium phosphate) is used in the following products: fertilisers, pH regulators and water treatment products, pharmaceuticals, textile treatment products and dyes, washing & cleaning products, air care products and fillers, putties, plasters, modelling clay.
Release to the environment of E340 (Potassium phosphate) can occur from industrial use: formulation of mixtures and formulation in materials.
Uses at industrial sites
E340 (Potassium phosphate) is used in the following products: pharmaceuticals, pH regulators and water treatment products, textile treatment products and dyes, fertilisers and laboratory chemicals.
E340 (Potassium phosphate) is used in the following areas: scientific research and development.
E340 (Potassium phosphate) is used for the manufacture of: chemicals and textile, leather or fur.
Release to the environment of E340 (Potassium phosphate) can occur from industrial use: in processing aids at industrial sites, in the production of articles, as an intermediate step in further manufacturing of another substance (use of intermediates), of substances in closed systems with minimal release and as processing aid.
Other release to the environment of E340 (Potassium phosphate) is likely to occur from: indoor use as processing aid and indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters).

Manufacture
Release to the environment of E340 (Potassium phosphate) can occur from industrial use: manufacturing of the substance.

IUPAC names
MKP
Mono E340 (Potassium phosphate)
monopotassium phosphate
monopotassium phosphate
monopotassium phosphate
monopotassium phosphate, monobasic E340 (Potassium phosphate)
monopotassium phosphate, Potassium dihydrogen phosphate, prim.-E340 (Potassium phosphate), E340 (Potassium phosphate) monobasic
monopotassium phosphatePotassium dihydrogen phosphate
Monopotassium phosphjate
not available
NPK fertilizer : composition content of the registration of the individual constituent: multi-constiuent reaction mass of urea and ammonium dihydrogenorthophosphate and potassium dihydrogenorthophosphate
otassium dihydrogen phosphate
Potasio di-Hidrógeno Fosfato
Potasium dihydrogenorthophosphate
Potasium dihydrogenorthophosphate (MKP)
Potassium dihydrogen orthophosphate
potassium dihydrogen orthophosphate
Potassium dihydrogen orthophosphate
POTASSIUM DIHYDROGEN PHOSPHATE
Potassium dihydrogen phosphate
potassium dihydrogen phosphate
Potassium dihydrogen phosphate
POTASSIUM DIHYDROGENORTHOPHOSPHATE
Potassium dihydrogenorthophosphate
potassium dihydrogenorthophosphate
Potassium dihydrogenorthophosphate
potassium dihydrogenorthophosphate
Potassium dihydrogenortophosphate
potassium dihydrogenphosphate
potassium;dihydrogen phosphate
tripotassium phosphate

SYNONYMS:
monopotassium phosphate [Wiki]
13761-79-0 [RN]
240-213-8 [EINECS]
7778-77-0 [RN]
dihydrogène phosphate de potassium
Dihydrogénophosphate de potassium [French] [ACD/IUPAC Name]
Kalii dihydrogenophosphas
Kaliumdihydrogenphosphat [German] [ACD/IUPAC Name]
Kaliumdihydrogen-phosphat
MFCD00011401 [MDL number]
Monobasic E340 (Potassium phosphate)
monobasicE340 (Potassium phosphate)
Monopotassium dihydrogen phosphate
Monopotassium monophosphate
Monopotassium orthophosphate
Monopotassiumphosphate
Phosphoric acid monopotassium salt
PHOSPHORIC ACID, POTASSIUM SALT
Phosphoric acid, potassium salt (2:1)
Phosphorus standard solution
Potassium dihydrogen phosphate [ACD/IUPAC Name]
potassium dihydrogen-phosphate
Potassium diphosphate
Potassium hydrogen phosphate (1:2:1)
Potassium orthophosphate
E340 (Potassium phosphate) monobasic
E340 (Potassium phosphate), Monobasic [JAN] [NF]
TC6615500
7787-77-0
99% (ACS)
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:63036
KH₂
KH2PO4
Monopotassium dihydrogen monophosphate