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乳酸 Lactic Acid

产品形貌Description

为乳酸和乳酰乳酸(C6H10O5)的混淆物。无色到浅黄色糖浆状澄明液体,简直无臭或略有脂肪酸臭。呈强酸味有吸潮性。可溶于水、丙二醇、甘油、丙酮、乙醚、和乙醇混溶,简直不溶于氯仿、煤油醚、二硫化碳。

It is slightly yellow, syrupy and hygroscopic liquid that complies with the specifications of Food Chemical Codex V (FCC V). In the USA, lactic acid has the GRAS-status (Generally Recognised As Safe). It is registered in Europe as a food additive with the reference E-270.

根本信息Essential information

化学称号Chemical name

α-羟基丙酸

CAS

###

分子量Molecular Weight

90.08

分子式Molecular Formula

C3H6O3

用处Applications

酸度调治剂、酸化剂、抗微生物剂、腌渍剂、增味剂、香料,可在各种餐饮中按消费必要过量利用。

Acidity regulator, acidification agent, antimicrobial agent, curing agent, flavor enhancer, spices, can according to production need to use in all kinds of food.

技能目标Technical indicators

GB2023-2003

FCCV

L(+)乳酸

DL-乳酸

L(+) 乳酸占总酸的含量Stereochemical purity L(+)

≥ 95%

----

≥97%

含量  Assay

≥ 80%-90%

≥ 80%

色度Colour

≤50 Hazen

≤150 Hazen

≤50 Hazen

密度Density(@20 ℃ )

----

1.18 g/ml -1.19 g/ml

重金属(以铅计)Heavy metals (as Pb)

≤ 10mg/kg

≤10 ppm

灼烧残渣Ignition residue

≤ 0.1%

----

铁盐Iron

≤ 0.001%

≤10 ppm

钙盐Calcium

经过实行Passes test

≤10 ppm

氯化物  Chloride

≤ 0.002%

≤10 ppm

硫酸盐  Sulphate

≤0.005%

≤10 ppm

硫酸灰分Sulphated ash

----

≤0.1%

醚中消融度 Solubility in the ether

经过实行Passes test

----

易炭化合物Easy carbon compounds

经过实行Passes test

----

----

氰化物 Cyanide

≤5mg/kg

5 ppm

甲醇 Methanol

≤0.2%

----

----

砷 Arsenic

≤ 1mg/kg

≤1 ppm

汞Mercury

----

≤1 ppm

复原物质(糖)Reducing Substances(Sugars)

经过实行Passes test

柠檬酸/ 草酸/ 酒石酸/ 磷酸

Citric, Oxalic, Tartaric, Phosphoric Acids

经过实行Passes test

包装Packing

聚乙烯塑料桶装,毛重250kg/桶,25kg/桶或1.2吨IBC集装桶。1200 kgIBC, polythene drums of 25 or 250 kg.

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