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Photographers' Formulary Gelatin Hard, (250 Bloom) - 1 Lb.

BH #PHGHLB • MFR #10-0590 1LB
Photographers' Formulary
Photographers' Formulary Gelatin Hard, (250 Bloom) - 1 Lb.
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Photographers' Formulary 10-0590 1LB Overview

Gelatin is used to hold silver halide crystals in an emulsion in virtually all photographic films and photographic papers. Despite some efforts, no suitable substitutes with the stability and low cost of gelatin have been found.

It is also used as a surface sizing it smoothes glossy printing papers or playing cards and maintains the wrinkles in crepe paper.

UPC: 675152590039

Photographers' Formulary 10-0590 1LB Specs

AppearanceColorless or light yellow, transparent, brittle, practically orderless sheets, flacks, or coarse powder.
UsesPreparation of emulsions
Sizing paper
Light filters
Chemical FormulaGelatin contains a large number of glycine (almost 1 in 3 residues, arranged every third residue), proline and 4-hydroxyproline residues. A typical structure is -Ala-Gly-Pro-Arg-Gly-Glu-4Hyp-Gly-Pro-.
NotesSwells up and absorbs five to ten times its weight of cold water.
Packaging Info
Package Weight1.16 lb
Box Dimensions (LxWxH)6.75 x 3.2 x 3.2"

Photographers' Formulary 10-0590 1LB Reviews

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