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" Solubles." 4. Non-tannins. — The solution must be detannised by shaking with chromed hide-powder till no turbidity or opalescence can be produced in the clear solution by salted gelatin. The chromed powder must be added in one quantity equal to 6 to... "
Collegium ... - Page 139
1907
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Leather Industries Laboratory Book of Analytical and Experimental Methods

Henry Richardson Procter - Leather - 1908 - 498 pages
...to 6' 5 grm. of dry hide per 100 cc of the tanning solution, and must contain not less than o • 5 and not more than 2 per cent, of chromium reckoned...distilled water, not more than 5 mgr. of solid residue shall be left on evaporation of 100 cc All water contained in the powder should be determined and allowed...
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Leather Industries Laboratory Book of Analytical and Experimental Methods

Henry Richardson Procter - Leather - 1908 - 496 pages
...solution by salted gelatin. The chromed powder must be added in one quantity equal to 6 to 6' 5 grm. of dry hide per 100 cc of the tanning solution, and must contain not less than 0-5 and not more than 2 per cent. of chromium reckoned on the dry weight, and must be so washed that...
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Leather Trades Chemistry: A Practical Manual on the Analysis of Materials ...

Samuel Russell Trotman - Chemistry, Technical - 1908 - 318 pages
...solution by salted gelatine. The chromed powder must be added in one quantity equal to 6-0 to 6-5 grms. of dry hide per 100 cc of the tanning solution and must contain not less than 0*5 and not more than 2 per cent. of chromium reckoned on the dry weight, and must be so washed that...
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Leather Trades Chemistry: A Practical Manual on the Analysis of Materials ...

Samuel Russell Trotman - Chemistry, Technical - 1908 - 390 pages
...solution by salted gelatine. The chromed powder must be added in one quantity equal to.6'0 to 6'5 grms. of dry hide per 100 cc of the tanning solution and must contain not leas than 0'5 and not more than 2 per cent, of chromium reckoned on the dry weight, and must be so...
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The Manufacture of Leather

Hugh Garner Bennett - Leather - 1909 - 452 pages
...solution by salted gelatine. The chromed powder must be added in one quantity equal to 6'O to 6-5 gms, of dry hide per 100 cc. of the tanning solution, and must contain not loss than 0'2 and not more than 1 per cent, of chromium reckoned on the dry weight, and must be so...
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Allen's Commercial organic analysis v. 5, 1911, Volume 5

Alfred Henry Allen - 1911 - 732 pages
...hide powder per 100 cc of tanning solution and must contain not less than 0.2 and not more than i% of chromium reckoned on the dry weight and must be...blank experiment with distilled water not more than 5 mgrm. of solid residue shall be left on evaporation of 100 cc All water contained in the powder shall...
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Allen's Commercial Organic Analysis: A Treatise on the Properties ..., Volume 5

Alfred Henry Allen - Chemistry, Analytic - 1911 - 730 pages
...hide powder per 100 cc of tanning solution and must contain not less than 0.2 and not more than i</o of chromium reckoned on the dry weight and must be...blank experiment with distilled water not more than 5 mgnn. of solid residue shall be left on evaporation of 100 cc All water contained in the powder shall...
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Allen's Commercial Organic Analysis: A Treatise on the Properties, Modes of ...

Alfred Henry Allen - Analytical chemistry - 1911 - 730 pages
...hide powder per 100 cc of tanning solution and must contain not less than 0.2 and not more than i% of chromium reckoned on the dry weight and must be...blank experiment with distilled water not more than 5 mgrm. of solid residue shall be left on evaporation of 100 cc All water contained in the powder shall...
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Technical Methods of Chemical Analysis, Volume 3, Issue 1

Georg Lunge - Analytical chemistry - 1914 - 586 pages
...g. of dry hide per 100 cc of tanning solution, and must contain not less than 02 and not more than I per cent, of chromium reckoned on the dry weight,...blank experiment with distilled water not more than 5 mg. of solid residue shall be left on evaporation of 100 cc All water contained in the powder should...
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Practical Leather Chemistry: A Handbook of Laboratory Notes and Methods for ...

Arthur Harvey - Leather - 1920 - 226 pages
...hide per 100 c.cs. of the tanning solution, and must contain not less than o-2 and not more than 1 per cent. of chromium reckoned on the dry weight,...blank experiment with distilled water, not more than 5 mgrs. of solid residue shall be left on evaporation of 100 c.cs. All water contained in the powder...
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