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Home> Encyclopedia > Hot Product Listed S   > Sodium metaphosphate
10124-56-8 structure

Sodium metaphosphate

CAS No.:10124-56-8
EINECS(EC#): 233-343-1
Molecular Weight:611.770386
Molecular Formula:Na6O18P6 (isomer)
Properties
Appearance
white granular solid
Density
2.181
Melting Point
616 °C
Boiling Point
1500℃
Refractive Index
1.482
Stability
Stable. Keep dry.
HS Code
2835391900
Storage temp
Store in a cool, dry place. Store in a tightly closed container.
Safety and Handling
Safety Statements
S24/25
Safety

Poison by intravenous route. Moderately toxic by intraperitoneal and subcutaneous routes. Mildly toxic by ingestion. When heated to decomposition it emits toxic fumes of POx and Na2O. See also PHOSPHATES.
Safety Statements: 24/25
S24/25:Avoid contact with skin and eyes.

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 870mg/kg (870mg/kg) KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)" Revue d'Epidemiologie, Medecine Sociale et Sante Publique. Vol. 10, Pg. 391, 1962.
mouse LD50 intravenous 62mg/kg (62mg/kg) ? Arzneimittel-Forschung. Drug Research. Vol. 7, Pg. 445, 1957.
mouse LD50 oral 4320mg/kg (4320mg/kg) PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 38(9), Pg. 19, 1973.
mouse LD50 subcutaneous 1300mg/kg (1300mg/kg) ? Arzneimittel-Forschung. Drug Research. Vol. 7, Pg. 445, 1957.
rabbit LDLo intravenous 140mg/kg (140mg/kg) ? Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 169, Pg. 238, 1933.
rat LD50 oral 6200mg/kg (6200mg/kg) PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 38(9), Pg. 19, 1973.

Skin, Eye, and Respiratory Irritations
EYE CONTACT WITH CONCENTRATED ALKALI CAUSES CONJUNCTIVAL EDEMA & CORNEAL DESTRUCTION. A. ALKALIES PENETRATE SKIN SLOWLY. EXTENT OF DAMAGE THEREFORE DEPENDS ON DURATION OF CONTACT. B. CHRONIC POISONING (FROM SKIN CONTACT). CHRONIC DERMATITIS MAY FOLLOW REPEATED CONTACT ... . /ALKALIES/
Formulations/Preparations
Sodium hexametaphosphate detergents, calgon, giltex, quadrafos, hagan phosphate, micromet: mixtures containing Graham's salt as principal agent. Supplied in form of powder, flakes, & small, broken, glass-like particles.
... SEVERAL SODIUM HEXAMETAPHOSPHATE PREPN LABELED "REAGENT GRADE"... ARE TYPICAL COMMERCIAL MIXTURES OF VARYING CHAIN LENGTHS ... IT IS, THEREFORE, INCORRECT TO DESIGNATE THEM AS CHEMICALLY PURE OR REAGENT-GRADE ... .
Has molecular ratio of 1.1 Na2O:1 P2O5 with guaranteed min of 67% P2O5. Several specialized compositions are available. /Calgon/
/Vitreous sodium phosphate (sodium hexametaphosphate) found in/ Calgon; Calgon Bath Oil Beads; Calgon Bouquet; and Calgon Bubble Bath.
Exposure Standards and Regulations
Sodium hexametaphosphate used as a sequestrant in food for human consumption is generally recognized as safe when used in accordance with good manufacturing practice.
Sodium hexametaphosphate used as a sequestrant in animal drugs, feeds, and related products is generally recognized as safe when used in accordance with good manufacturing or feeding practice.
Protective Equipment and Clothing
EYE CONTACT WITH CONCENTRATED ALKALI CAUSES CONJUNCTIVAL EDEMA & CORNEAL DESTRUCTION. A. ALKALIES PENETRATE SKIN SLOWLY. EXTENT OF DAMAGE THEREFORE DEPENDS ON DURATION OF CONTACT. B. CHRONIC POISONING (FROM SKIN CONTACT). CHRONIC DERMATITIS MAY FOLLOW REPEATED CONTACT ... . /ALKALIES/
Specification

?Sodium hexametaphosphate , its cas register number is 10124-56-8. It also can be called?Graham's salt ; Metaphosphoric acid, hexasodium salt ; Sodium polymetaphosphate ; Calgon ; Calgon (old) ; Calgon S ; Caswell No. 772 ; Chemi-charl ; EPA Pesticide Chemical Code 076402 ; FEMA 3027 ; Graham's salt ; HMP ; HSDB 5053 ; Hexametaphosphate, sodium salt ; Hexasodium hexametaphosphate ; Hexasodium metaphosphate ; Medi-Calgon ; Metaphosphoric acid (H6P6O18), hexasodium salt ; Metaphosphoric acid, hexasodium salt ; Natrium hexametaphosphat ; Natrium hexametaphosphat [German] ; Phosphate, sodium hexameta ; Polyphos ; SHMP ;?Sodium hexametaphosphate (Na6P6O18) ; Sodium phosphate (Na6P6O18) ; Sodium phosphate, tribasic ; Sodium polymeta phosphate ; Metaphosphoric acid (H6P6O18), hexasodium salt ; Metaphosphoric acid (H6P6O18), sodium salt (1:6) ; Metaphosphoric acid, hexasodium salt ; Sodium metaphosphate ; Sodium phosphate, tribasic . It is a?white granular solid.?It hydrolyzes in aqueous solution, particularly under acidic conditions, to sodium trimetaphosphate and sodium orthophosphate .

Report

Reported in EPA TSCA Inventory.

Disposal Methods
SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.
MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Not classified.

2.2 GHS label elements, including precautionary statements

Pictogram(s) No symbol.
Signal word

No signal word.

Hazard statement(s)

none

Precautionary statement(s)
Prevention

none

Response

none

Storage

none

Disposal

none

2.3 Other hazards which do not result in classification

none

NMR Spectrum
Computational chemical data
  • Molecular Weight:611.770386g/mol
  • Molecular Formula:Na6O18P6
  • Exact Mass:611.68965
  • Monoisotopic Mass:611.68965
  • Complexity:513
  • Rotatable Bond Count:0
  • Hydrogen Bond Donor Count:0
  • Hydrogen Bond Acceptor Count:18
  • Topological Polar Surface Area:296
  • Heavy Atom Count:30
  • Defined Atom Stereocenter Count:0
  • Undefined Atom Stereocenter Count:0
  • Defined Bond Stereocenter Count:0
  • Undefined Bond Stereocenter Count:0
  • Isotope Atom Count:0
  • Covalently-Bonded Unit Count:7
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Recommended Suppliers
  • Tel:+86-0592-5567629
  • Fax:+86-0592-5567629
  • Tel:86-571-88938639
  • Fax:86-571-88938652
  • Tel:86-27-111111111111
  • Fax:86-27-11111111111111
  • Tel:86-571-87396430
  • Fax:86-571-87396431
  • Tel:86-311-66561638
  • Fax:86-311-66561638
  • Tel:86-133-83528581
  • Fax:86-133-83528581
  • Tel:86-27-83214668
  • Fax:86-27-83214668
  • Tel:86-574-89212210
  • Fax:86-574-89212215
  • Tel:0086-531-58773055
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  • Tel:86-21-61723543
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