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Photographers' Formulary Potassium Alum - 5 Lbs.

Photographers' Formulary Potassium Alum - 5 Lbs.

B&H # PHPA5LB MFR # 10-0031 5LB
Photographers' Formulary Potassium Alum - 5 Lbs.

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Photographers' Formulary 10-0031 5LB specs

Synonyms Alum
Alum flour
Alum meal
Common alum
Cube alum
Octohedral alum salt
The potassium double sulfate of aluminum
Potash alum
Sulfuric acid, aluminum potassium salt (2:1:1), dodecahydrate
Potassium alum dodecahydrate
Alum Potassium USP Powder TAC
Potassium alum
Appearance Large, colorless, hard transparent crystals
White crystalline powder
Uses Hardening solutions for fixing baths
Ingredient of the hypo-alum toning bath
Clearing bath
Chemical Formula KAl(SO4)2.12(H2O)
Notes Cake alum, found in grocery stores can be substituted for potassium alum
Packaging Info
Package Weight 5.3 lb
Box Dimensions (LxWxH) 9.8 x 6.0 x 5.9"

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