The Dictionary Of Photography

A True Historic Record Of The Art & Practice Of Photography 100 Years Ago.

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Equivalence, Chemical
Formula.
Molecular Weight.
Copper Bromide
CuBr2
223
.. Chloride
CuCl2H20
171
,, Sulphate
CuS045H20
249
Glycerine ......
C3H5(HO)3
92
Gold Perchloride
AuClg
302 5
Hydroquinone
C6H42HO
IIO
Hydroxylamine Chloride
NH3OHCI
69-5
Iron Chloride (ferrous)
FeCl2
127
M ,, (ferric)......
Fe9Cl6
325
.. Citrate ........
Fe3(C6H507)2
598
.. Iodide .........
Fel2
3IO
,, Nitrate ...
Fe(N03)26H20
288
,, Oxalate (ferrous)
FeC204
144
,, (ferric)......
Fe2(C204)3
376
,, Sulphate (ferrous)
FeS04, 7H20
278
.. .. (ferric)
Fe2(S04)3
400
.. Ammonia Sulphate
FeS04, (NH4)2S046H20
392
Lead Acetate ...
Pb(C2H302)23H20
379
,, Iodide ...
Pbl3
460
,, Nitrate.........
Pb(N03)2
33i
,, Oxide ... ......
PbO
223
Lithium Bromide
LiBr
87
,, Chloride
LiCl
42'5
,, Iodide
Lil
134
Magnesium Bromide ...
. MgBr
184
,, Chloride ...
MgCl2
95
,, Iodide
Mgl2
278
,, Sulphate ...
MgS047H20
246
Mercury Chloride (mercuric)
HgCl,
271
,, ,, (mercurous)
HgCl
235-5
,, Cyanide ......
HgCy2
252
,, Iodide (mercuric) ...
Hgl2
454
,, ,, (mercurous) ...
Hgl
327
Platinum Chloride ......
PtCl4
339
Potassium Bicarbonate
KHC03
100
,, Bichromate
Iv2Cr207
294
,, Bromide ...
KBr
119
,, Carbonate ...
K9C03
138
Potassium Chlorate ...
KCIO,
122-5
,, Chloride ...
KC1
745
,, Chloro-platinite ...
PtCl2(KCl)2
414
,, Citrate ... ..*.
K3C6H507H.,0
324-3
,, Cyanide
KCN
65
,, Ferricyanide
K6Fe2Cl2N12
658
,, Ferrocyanide
K4FeC6N63H20
422
,, Hydrate ...
KHO
56
,, Iodide
KI
166
287 .