Taian Health Chemical Co., Ltd.

Sodium Tripolyphosphate STPP Food Grade

• Category :

  Inorganic chemicals/Inorganic salts

• Synonyms :

  pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);

• CAS NO :

  7758-29-4

• EC NO :

  231-838-7

• Molecular Formula :

  Na₅P₃O₁₀

• Molecular Weight :

  367.86413

• Main Specifications :

  97.5%

• InChI :

  InChI=1S/H5O10P3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h(H,7,8)(H2,1,2,3)(H2,4,5,6)/p-5

• Packing :

  Kraft paper bags with PE linner, 25 KGS per bag. One 20'GP container can load 17 MTS without pallet. Product must be store in a cool and dry place, Keep every bag sealed. Minmum 24 months from the date of manufacture

• Product description :

  Specifications

  STPP is one of our main product. STPP in Granular can quickly dissolve in water. Which widely used in food processing.

  Sodium tripolyphosphate is a white ganular material, it can flow freely, Free from extraneous material.

  No foreigh flavour.No foreigh Odour. Freely soluble in water, Insoluble in ethanol.

   

  Which complies with the specifications of QB1034-1991, FCC and EC Directive for food additives.

   

  Which widely used in meat , aquatic products. Used in food processing as quality improver, PH regulator, buffer, sequestrant and emulsifier.

   

  Packing is kraft paper bags with inner PE bags.

   

  Please see attached Specifications of STPP:

   

  INDEX	UNIT	SPECIFICATIONS	RESULT
  Grade		food class	confirm
  Appearance		white powder	confirm
  dissolubility( in water)		pass	confirm
  PH(10g/L aq.soln)		9.0-10.2	9.8
  Purity	%	95.0min	96.5
  P2O5	%	56.0-59.0	57.3
  alkalinity (10g/L aq.soln)	ml	5.1-5.5	5.4
  Fe	ppm	100(max)	<100
  As	ppm	3(max)	<3
  Heavy metal(as Pb)	ppm	2(max)	<2
  Pb	ppm	5(max)	<2
  Cd	ppm	1(max)	<1
  Cr	ppm	1(max)	<1
  Hg	ppm	1(max)	<1
  *Above Typical data can not regard as specification, only as reference.

• Uses :

  Used in food processing as quality improver

• Molecular Structure :