The Photographic News: A Weekly Record of the Progress of Photography, Volume 48Cassell, Petter, and Galpin, 1904 |
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Page 199
... sulphocyanide of silver is formed . Upon shaking until all the sulphocyanide of ammonium has been dissolved , it will be seen that the pre- cipitate has also become dissolved . Distilled water must now be added to make up the quantity ...
... sulphocyanide of silver is formed . Upon shaking until all the sulphocyanide of ammonium has been dissolved , it will be seen that the pre- cipitate has also become dissolved . Distilled water must now be added to make up the quantity ...
Page 206
... sulphocyanide or water . If chloride of gold be added to a very strong solution of sulphocyanide — that is , about 20 grs . of gold to 30 grs . of sulphocyanide dissolved in oz . of water - a deep orange - red precipitate will be formed ...
... sulphocyanide or water . If chloride of gold be added to a very strong solution of sulphocyanide — that is , about 20 grs . of gold to 30 grs . of sulphocyanide dissolved in oz . of water - a deep orange - red precipitate will be formed ...
Page 558
... sulphocyanide , calcium chloride , ferric chloride , gold terchloride , potassium carbonate and hydrate , sodium car- bonate , chloride , hydrate , and sulphite . Sodium hyposulphite should never be kept in paper , but in covered jars ...
... sulphocyanide , calcium chloride , ferric chloride , gold terchloride , potassium carbonate and hydrate , sodium car- bonate , chloride , hydrate , and sulphite . Sodium hyposulphite should never be kept in paper , but in covered jars ...
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Common terms and phrases
acid Amateur Photographers amidol ammonia annual exhibition architecture artistic awarded better bichromate bromide paper bromide prints bronze medal Camera Club carbon carbon print Cecil Court cent Charing Cross Road chloride citric acid Class colour competition copy density developer dissolved Editor EDITORIAL CHAT effect Eikonogen emulsion enlarging excellent exposure film fixing bath focus focussing formula gelatine give glass hydroquinone hypo illustrated interesting judges landscape lantern slides lecture lens lenses light London matter mercuric chloride Messrs method metol minutes mount negative object obtained ordinary ounce oxalate Photographic Society pictorial plaque plate platinotype platinum portrait portraiture potassium potassium bromide prize pyro readers Royal Photographic Royal Photographic Society salt screen sensitising shutter Silver medal soda sodium sulphite solution stain stereoscopic Street sulphocyanide tion toning wash workers yellow