| Henry Clapp Sherman - Analytical chemistry - 1912 - 442 pages
...with the dilute dichromate (.??). Calculate the value of the ferrous salt in terms of dichromate. (Z>) Silver carbonate. — This is prepared as required...sulphate solution by precipitation with about 4.9 cc. normal sodium carbonate solution (a little less than the calculated quantity of sodium carbonate should... | |
| Edward Richards Bolton, Cecil Revis - Food - 1913 - 474 pages
...of potassium bichromate (A) in 50 cc of water. Add 50 cc of 50 per cent. (by volume) sulphuric acid, and to the cold undiluted solution add from a weighing...prepared as required for each test from 140 cc of 0-5 per cent. silver sulphate solution by precipitation with about 4-9 cc N/l sodium carbonate solution... | |
| Alfred Henry Allen - Chemistry, Analytic - 1917 - 904 pages
...back with the dilute dichromate (6). Calculate the value of the ferrous salt in terms of dichromate. (d) Silver Carbonate. — This is prepared as required for each test from 140 cc of 0.5% silver sulphate solution by precipitation with about 4.9 cc N/i sodium carbonate solution (a little... | |
| Alfred Henry Allen - 1917 - 864 pages
...back with the dilute dichromate (4). Calculate the value of the ferrous salt in terms of dichromate. (d) Silver Carbonate. — This is prepared as required for each test from 140 c,c. of 0.5% silver sulphate solution by precipitation with about 4.9 cc N/i sodium carbonate solution (a little... | |
| Alfred Henry Allen - 1917 - 864 pages
...back with the dilute dichromate (b). Calculate the value of the ferrous salt in terms of dichromate. (d) Silver Carbonate. — This is prepared as required for each test from 140 cc of 0.5% silver sulphate solution by precipitation with about 4.9 cc N/i sodium carbonate solution (a little... | |
| George Fenwick Pickering - Oils and fats - 1917 - 160 pages
...with the dilute dichromate (B) ; calculate the value of the ferrous sulphate in terms of dichromate. D. Silver carbonate. This is prepared as required for each test from 140 cc of 0-5 per cent. silver sulphate solution by precipitation with about 4-9 cc N/l sodium carbonate solution... | |
| Henry Clapp Sherman - Analytical chemistry - 1919 - 440 pages
...with the dilute dichromate (.B). Calculate the value of the ferrous salt in terms of dichromate. (Z>) Silver carbonate. — This is prepared as required...sulphate solution by precipitation with about 4.9 cc. normal sodium carbonate solution (a little less than the calculated quantity of sodium carbonate should... | |
| Percival John Fryer, Frank Edwin Weston - Oils and fats - 1920 - 344 pages
...the dilute dichromate (B). Calculate the value of the ferrous salt in terms of dichromate. D. S1LVER CARBONATE. This is prepared as required for each test from 140 cc of o-5 per cent. silver sulphate solution by precipitation with about 4/9 cc N/i sodium carbonate solution... | |
| Roger Castle Griffin - Analytical chemistry - 1921 - 696 pages
...cold undiluted solution add from a weighing bottle a moderate excess of the ferrous ammonium sulfate, and titrate back with the dilute bichromate (B). Calculate...value of the ferrous salt in terms of bichromate. be used as an excess prevents rapid settling). Let settle, pour off the liquid and wash once by decantation.... | |
| Edgar George Thomssen - Soap - 1922 - 266 pages
...acetin and bichromate results on such distillates. The spread multiplied by 1.736 will give the glycol. BICHROMATE PROCESS FOR GLYCEROL DETERMINATION. REAGENTS...sulphate solution by precipitation, with about 4.9 cc. AT/1 sodium carbonate solution (a little less than the calculated quantity of N/l sodium carbonate... | |
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