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1
Crystals and Crystal Growing
Potassium Chromium Sulfate Dodecahydrate (Plate 15) ("Chrome Alum"), KCr(
SO4)2-12H2O, purple, cubic system I. Supersaturated solution: a. 4 ounces
chrome alum in 189 cc. (6^ oz.) water b. 60 grams per 100 cc. water. II. Add to
saturated ...
Alan Holden, Phylis Morrison, 1982
2
100 Amazing Make-It-Yourself Science Fair Projects
Potassium chromium sulfate (chrome alum) yields dark purple mixed crystals.
Combining it with potassium aluminum sulfate (potash alum) allows you to vary
the hue or create an unusual, layered stone. The procedure for creating purple ...
3
Leather Processing & Tanning Technology Handbook
Some of the more popular methods are given below. Chrome alum, liquor —
Recipe (1) — Stock liquor. Chrome alum crystals 100 Ibs. Sodium carbonate (
soda ash) 10 Ibs. Water to make up to 100 gallons. The chrome alum may be
dissolved ...
Niir Board Of Consultants & Engineers, 2009
They are isomorphic with the violet crystals of chrome alum, KCr(S04)2 .12H20.
That is, the two varieties have exactly the same crystal form. lndeed a crystal of
potash alum in a saturated solution of chrome alum will grow a layer of chrome ...
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Chrome alum or Chromium(III) potassium sulfate is the potassium double sulfate of chromium.
Frederic P. Miller, Agnes F. Vandome, McBrewster John, 2010
6
College Practical Chemistry
4.2.2 Chrome alum (K2SO4.G2(SO4)3.24H2O) It is prepared by the reduction of
an acidified solution of potassium dichromate with alcohol or starch. Kp-2O7 +
4H2SO4 + 3C2H,OH — > K2SO4 + Cr2(SO4)3 + 7H2O + 3CH3CHO Cr2(SO4)3
+ ...
V K Ahluwalia, Sunita Dhingra, Sunita Dhingra, 2005
7
Chemical News and Journal of Industrial Science
S, 1875. centrated solution of chrome alum in vessels which are sealed at the
lamp while boiling we observe that, however concentrated the solution, it does
not, at common temperatures, deposit crystals of violet alum. Moreover, contrary
to ...
Sir William Crookes, 1775
8
Methods in Pulmonary Research
Chrome alum/gelatin coated slides provide a simple yet effective substrate for
most frozen sections. Preparation of chrome alum/gelatin solution (adapted from [
8]) Dissolve 2.5 g gelatin in 400 ml of distilled water with gentle heating. Allow to
...
S. Uhlig, Stefan Uhlig, Aubrey E. Taylor, 1998
9
Inorganic Chromium(III) Compounds
... basic chromium sulfate; chromedol; monobasic chromium sulfate Cr(OH)SO4
165.06 Chromium(III) potassium sulfate 10141-00-1 7788-99-0 Chrome alum;
chrome potash alum; chromium potassium sulfate; crystal chrome alum;
potassium ...
It is most often met with in the form of its double salt with potassium sulphate,
chrome alum, K2S04.Cr2(SO.,) 3.241120. Chrome alum is a dark purple
crystalline substance which is usually prepared by passing sulphur dioxide into a
solution of ...
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找出国内和国际出版社所讨论的内容，以及词语
chrome alum在以下新条目的上下文中是如何使用的。
When Aluminum Cost More Than Gold
... compounds that don't necessarily include aluminum, for example chromium potassium sulfate which is commonly shortened to chrome alum. «Gizmodo, 五月 14»
When Aluminium Cost More Than Gold
... necessarily include aluminium, for example chromium potassium sulfate which is commonly shortened to chrome alum. The word aluminium ... «Gizmodo Australia, 五月 14»
