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Sodium propionate is a food preservative used in cakes, soy products, etc.; may be used alone or in combination with propionic acid, sorbic acid with use; beer and the like are also useful as inhibitors of viscous material; feed additives.
Other name: Propanoic acid sodium salt
Molecular formula: C3H5NaO2
Molecular weight: 96.06
CAS Number.: 137-40-6
EINECS NO.: 205-290-4
InChI: 1S/C3H6O2.Na/c1-2-3(4)5;/h2H2,1H3,(H,4,5);/q;+1/p-1
Description: White crystalline powder; Odorless or with little propionate smell; Deliquescence; easily soluble in water, insoluble in ethanol.
Melting point: 285-286ºC
Water solubility: 995G/L(20ºC)
Specification:
|
Index |
FCC-V |
E281 |
|
APPEARANCE |
White crystalline or crystalline powder |
White crystalline hygroscopic powder, or a fine white powder |
|
Content |
99.0-100.5(drying basis)% |
min 99.0% (105C,2h) |
|
pH (10 % aqueous solution) |
--- |
7.5-10.5 |
|
As |
--- |
max 0.0003% |
|
Heavy metals |
--- |
max 0.001% |
|
Alkalinity (as Na2CO3) |
Passes test (about 0.15%) |
|
|
Loss on drying |
max 1% |
max 4%(105C,2h) |
|
Water insoluble |
--- |
max 0.1% |
|
Iron |
max 0.003% |
max 0.005% |
|
Lead |
max 0.0002% |
max 0.0005% |
|
Mercury |
--- |
max 0.0001% |
Function:
1.As a food additive, it is listed as E number 281 in the Codex Alimentarius. sodium propionate is used as a preservative in a wide variety of products, including but not limited to bread, other baked goods, processed meat, whey, and other dairy products.
2.In agriculture, it is used, amongst other things, to prevent milk fever in cows and as a feed supplement.
3.Propionates prevent microbes from producing the energy they need, like benzoates do. However, unlike benzoates, propionates do not require an acidic environment.
4.sodium propionate is used in bakery products as a mold inhibitor, typically at 0.1-0.4%.
5.sodium propionate can be used as a pesticide.
Package:25kg/drum or as your request.
Storage Situation: Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.
Shelf Life: Two years when properly stored.
Delivery: within two weeks after receiving your prepayment.
