Weifang Longstar Chemical Inc.

GLUCONO DELTA LACTONE

• Category :

  Other Chemicals

• Synonyms :

  D-Aldonolactone;D-Gluconic acid, delta-lactone;D-(+)-Glucono-1,5-lactone;D-Glucono-delta-lactone;delta-Gluconolactone;delta-Gluconolactone, coarse powder;D-threo-Aldono-1,5-lactone;Gluconic acid lactone;Gluconic lactone;Glucono delta-lactone;Glucolactone;Glucono-Delta-Lactone;glucono delta lactone;Glucono-δ-lactone;3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one (non-preferred name);(3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one (non-preferred name);(3S,4R,5R,6S)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one (non-preferred name);D-(+)-Glucono-1,5-lactone;

• CAS NO :

  90-80-2

• EC NO :

  202-016-5

• Molecular Formula :

  C₆H₁₀O₆

• Molecular Weight :

  178.14

• Main Specifications :

• InChI :

  InChI=1/C6H10O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-5,7-10H,1H2/t2-,3-,4+,5-/m0/s1

• Product description :

  DESCRIPTION
  GDL, white crystalline powder, almost odorless,freely soluble in water(60g/ml),has a slightly sweet taste, then sour, sparingly soluble in ethyl alcohol(1g/100ml),almost insoluble ether. Upon addition to water readily forms an mixture of the lactone gdl and gluconic acid.1% solution ph is 3.5,after 2H,PH is 2.5,about 153℃ decomposition  
  Molecular formula:C6H10O6
  Molecular weight:178.14
  Structural formula:
  QUALITY STANDARD: FCC-IV、USP24、E575、GB7657-2005

  Item	Standard	Item	Standard
  Appearance	White crystal powers	Lead%	0.001 Max
  Assay%	99.0 Min	Reducing substances %	0.5 Max
  Arsenic%	0.0003 Max	Sulfate%	0.03 Max
  Heavy metals%	0.002 Max	Chloride%	0.02 Max
  Loss on dry%	0.5 Max

  APPLICATION
  GDL is a kind of excellent multifunctional food additive. It is mainly used as protein coagulant, acidifier, expander, preservative, seasonings, chelating agent, color-preserver, etc. it is widely
  applied to food, daily chemical industry, pharmaceuticals, cosmetics. Plastic and resinxous modification, electrodeposition and polish, metal-surface cleaning and organic synthesis, etc.For fish and prawn 0.1g/kg, residue is not more than 0.01 mg/kg;For sausage, fish meat paste, grape juice, bean product, the max dosage is 3.0g/kg;It can work with sodium bicarbonate in the ration of 2:1 to make cracker, bread and cake, the dosage is 0.13% of weight of flour .It is made of starch, is not-toxic and harmless to Human.
  PACKAGING
  1)25kg woven bag or compound brown paper bag with plastic lining,
  2)1kg Color Printing plastic bag packing,10kg/carton.
  3) Against the clients' requirements.
  STORAGE AND TRANSPORTATION
  This product keep in shaded, cool and air places. The shelf time is 2 years. It is a non-dangerous product and can be transported as a common chemical product. protect them from sunshine or rain. Handle with care in order to avoid damaging the package。

• Molecular Structure :