Top Quality Lactose CAS 63-42-3 with Factory Price

1.Production Informationtop quality Lactose cas63-42-3 with factory price

basic information of Lactose

Name: Lactose

CAS No: 63-42-3

Molecular Formular: C12H22O11

Molecular Weight: 342.3

lactose

Test itemsCriterionResultsIdentification AThe infrared absorption spectrum of the sample is concordant with that of the standard.The infrared absorption spectrum of the sample was concordant with that of the standard.Identification BThe principal spot obtained from the Test solution corresponds in appearance and RF value to that obtained from Standard solution A.The principal spot obtained from the Test solution corresponds in appearance and RF value to that obtained from Standard solution A.The test is not valid unless the chromatogram obtained with Standard solution Bshows four clearly discernible spots, disregarding any spots at the origin.Standard solution Bshows four clearly discernible spots.Identification CA red color develops.It appeared red color.Specific rotation+54.4°~+55.9°, calculate on the anhydrous basis.+55.0°Acidity or alkalinityAdd 0.3ml of phenolphthalein TS: the solution is colorless, and not more than 0.4 ml of 0.1 Nsodium hydroxide is required to produce ared color.Add 0.3ml of phenolphthalein TS: the solution was colorless, and not more than 0.4 ml of 0.1 Nsodium hydroxide was required to produce ared color.Loss on dryingThe monohydrate form loses not more than 0.5% of its weight, and the modified monohydrate form loses not more than 1.0% of its weight.0.02%Water4.5%~5.5%5.0%Residue on ignitionNot more than 0.1%0.04%Heavy metalsThe limit is 5µg per g.Less than 5µg per g.Protein and light-absorbing impuritiesThe absorbance divided by the path length in centimeters is not more than 0.25 in the range of 210 to 220nm and is not more than 0.07 in the range of 270 to 300nm.The absorbance divided by the path length in centimeters was not more than 0.25 in the range of 210 to 220nm and was not more than 0.07 in the range of 270 to 300nm.TPC<100cfu/g< 10cfu/gYeast &Mould<50cfu/g< 10cfu/gEscherichia coli (/10g)absenceNot detectedConclusion :The Quality of lactose product has the achieved scandard of USP30 after examination standard examination, and consequently meet the provision.2.Relate ProductsPharmaceutical :P2NP
CAS 705-60-2
1-Phenyl-2-nitropropene
Synonyms: 2-Nitro-1-phenylpropene
P2NP CAS No.705-60-2
Molecular Formula C9H9NO2
Molecular Weight 163.17
Purity:98%min
Appearance:light yellow needle-like crystalMF:C9H9NO2MW:163.17CAS:705-60-2
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Packing for pmk glycidatecas 13605-48-6
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