Glucono-Delta-Lactone
Physical and Chemical characteristics:
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 FCCIV / 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 |
|
|
sage: 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 resinous
modification, electrode position 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
Keeps 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.
Add: Rm. 201, Unit 3, Building 8, Shijia Garden, No. 93, Xiangjiang Road,
Qingdao Economic And Technical Development Zone,
Qingdao, Shandong, China 266555
Tel&Fax: +86-532-86893005
Email: chemtrade@trade-chem.com
chemtrade123@gmail.com
MSN: chemtrade_intl@hotmail.com
|
