Lactose Anhydrous
Цена: 3200 руб.
Минимальный заказ: 1 шт.
Lactose anhydrous is an anhydrous compound obtained by dehydrating lactose, its chemical name is O-β-D-galactopyranosyl-(1→4))-α-D-glucopyranos anhydrate, its CAS number is 63-42-3. It is white to off-white crystalline particles or powder, soluble in water, insoluble in ethanol, and has good fluidity and compressibility, which can improve the stability and taste of the preparation.
In the food field, lactose anhydrous is often used as a raw material for baking, sugar making and other processes, which can increase the sweetness and taste of food.
In the cosmetics field, lactose anhydrous is often used in the formulation of products such as creams and lotions, and has moisturizing and softening functions.
Lactose anhydrous is also widely used in the medical field, often as a pharmaceutical excipient, filler and flavoring agent for the production of non-injectable and non-inhalation preparations. In addition, lactose anhydrous can improve the fluidity of tablets, increase the hardness, wear resistance and appearance quality of tablets during tablet production, and can also improve the stability and dispersibility of active ingredients in drugs that are sensitive to moisture.
Бренд: Handom Chemicals
Страна: China
Вес: 1 кг
Appearance: White or almost white crystalline powder /
Solubility: Freely but lowly soluble in water, practically insoluble in ethanol(96%) /
Identification A: The infrared absorption spectrum of the sample is concordant with that of the standard. /
Identification B: 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 B shows four clearly discernible spots, /
Residue on Ignition: Not more than 0.1 %
Heavy Metals: Not more than 5 μg/g
Clarity and Colour of Solution: The solution(1g in 10 ml of boiling water) is clear and nearly colourless. /
Clarity and Colour of Solution: Determine the absorbance of this solution at a wavelength of 400 nm. The absorbance divided by the path length, in cm, which is not more than 0.04. /
Optical Rotation: +54.4 ~ +55.9 °
Acidity or alkalinity: Adding 0.3 ml of phenolphthalein TS: the solution is colourless, and not more than 0.4 ml of 0.1 N sodium hydroxide is required to produce a pink to red colour. /
Loss on Drying: Not more than 0.5 %
Water: Less than 1.0 %
Protein and light-absorbing impurities(210 nm ~ 220 nm): Not more than 0.25 /
Protein and light-absorbing impurities(270 nm ~ 300 nm): Not more than 0.07 /
Total Plate Count: Less than 100 CFU/g
Yeasts & Moulds: Less than 50 CFU/g
Escherichia coli: Negative/10g CFU/g
Assay: 98.0 ~ 102.0 %
Acidity: Taking 1.0 g of this product, and the pH value should be between 4.0 and 7.0 /
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