Determination of moisture content of crude drugs
Moisture content determination is important, not only to know excess water, but also in conjunction with suitable temperature moisture will lead to the activation
Moisture content determination is important, not only to know excess water, but also in conjunction with suitable temperature moisture will lead to the activation
Wet pack method is used to prepare the column. The chromatography column is made with plastic tip with frit, the one-way stopcock, and the plastic funnel. The column is filled with enough alumina to get the required height.
These are the dried flower buds of Eugenia caryophyllus belonging to the family Myrtaceae. The present study is aimed to evaluate the morphology, histology and powder characteristics of clove.
It is obtained from dried leaf-lets of Cassia angustifolia Vahl. (Indian senna) belonging to family Leguminosae. The present study was aimed to evaluate the morphology, histology and powder characteristics of senna.
Ash values are helpful to determine the quality as well as purity of a crude drug, especially when the drug is present in powdered form. The object of ashing crude drugs is to remove the traces of organic matter which may be interferes in an analytical determination.
Many herbal drugs are of specific for the therapeutic or pharmaceutical utility because of their swelling properties − especially gums and drugs those are containing an appreciable amount of constituents like mucilage, pectin or hemicelluloses.
Coloponium, yellow resin, Rosin, these re the synonym of colophony. The biological source is Pinus maritime, Pinus pinaster, Pinus massoniana belongs to family Pinaceae. Aim of the experiment is to carry out different chemical test to analyze the crude drug of Colophony.
[ps2id id=’background’ target=”/] BACKGROUND Unorganized drugs, as the name suggests, …
Using stage micrometer calibrate the eyepiece micrometer. Calculate the factor (average distance between two lines in microns).
Calibrate eyepiece micrometer by using stage micrometer and calculate the factor. Mount a little quantity of powdered sample in glycerin water and measure the length