Question I would like to know the procedure for the determination of total fatty matter in soaps?
Take a weighed sample of soap in a beaker. Dissolve it in a small quantity of water. Add a small quantity of conc. sulfuric acid & start to warm it till soap is converted to oil. Transfer this whole liquid in a separating funnel & allow to stand for about half an hour. Discard the lower layer of water completely. Give more two washes of boiling water in the same manner. Then add a small quantity of petroleum spirit in it & shake it vigorously after giving the stopper on open end(upper) of the separating funnel. Separate out lower layer in other separating funnel & repeat this process for about two times. After that drain this oily layer in a separate dried weighed beaker. The same process should be repeated with other separating funnel in which we have collected the lower layers. Collect the oily layer from that funnel into the same dried & weighed beaker.
Placed this beaker on the water bath till whole of the petroleum spirit is evaporated. Then further dried it in an oven. Weigh the oil in beaker & calculate the %age of oil, this will be TFM( Total Fatty Matters ) in %age.
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The effects of low total fatty matter in laundry soap are that the laundry soap will not effectively remove grease and other fatty matter from clothing. Instead, it will favor dissolving in water more.
for remmoving moisture
1-determination of ferrous [Fe+2] ion in a sample solution in(g\L).2-determination of (ferrous and ferric )in a mixture. 3-determination of purity of KClO3 sample. 4-determination of [fe+2] in unknown sample. 5-determination of total iron [Fe] in an iron ore. 6-determination of [Fe+3] in a sample. 7-determination of available chlorine in bleaching powder.
ammonia has a strong smell?
Grade 1 is the highest category laid down by the Bureau of Indian Standards (BIS). The grading of the soap is determined by the percentage of Total Fatty Matter (TFM) in the soap. TFM content is the ratio of mass of the fatty content to the mass of the soap. So, the higher the TFM the better and purer is the soap. The TFM of a Grade 1 soap is minimum 76% with no fillers (least number of additives), thus making it a purer soap. The soap with the higher TFM gives more lather, lasts longer and, more importantly, cleans better. The goodness of soap lies in the % of TFM contained in it. A high quality (Grade 1) soap has to contain 76%TFM. Least quality soap (Grade 3) at least 60%.
The total fatty matter in soap can be determined in a few different ways. The soap can be reacted with either bee wax or a wax cake to determine the fat percentage.
The effects of low total fatty matter in laundry soap are that the laundry soap will not effectively remove grease and other fatty matter from clothing. Instead, it will favor dissolving in water more.
TFM-Total Fatty Matter a measure used for identifying the amount of fatty matter present in soaps.For soaps the main ingredients would be the fatty matter extracted from plants,animals and fragrance, colour and also contains sodium and potassium salts as the key ingredients.
Total Fatty Matter (TFM) is one of the most important characteristics describing the quality of soap and it is always specified in commercial transactions. It is defined as the total amount of fatty matter, mostly fatty acids, that can be separated from a sample after splitting with mineral acid, usually hydrochloric acid.[wiki]
for remmoving moisture
10,000 rpm for 8 min is good for anthrone method to estimate total sugars in the sample
poda dubuku
Natural fatty acids contain 10 and onwards even no of carbon atoms.
1-determination of ferrous [Fe+2] ion in a sample solution in(g\L).2-determination of (ferrous and ferric )in a mixture. 3-determination of purity of KClO3 sample. 4-determination of [fe+2] in unknown sample. 5-determination of total iron [Fe] in an iron ore. 6-determination of [Fe+3] in a sample. 7-determination of available chlorine in bleaching powder.
The total amount of matter in a body is calledthe molecules
Fat Mass is the total weight in your body comprised of fatty tissue.
Yes, he was a total fatty majig. :)