Photographers' Formulary Sodium Sulfite (Anhydrous, 1 lb)

BH #PHSSLBZ • MFR #10-1340 1LB
Photographers' Formulary
Photographers' Formulary Sodium Sulfite (Anhydrous, 1 lb)
Key Features
  • Common Developing Agent Preservative
  • Energizer for Amidol Developer
  • Used in Acid Fixing Bath
  • Blackener for Negative Intensification
This is 1 lb of anhydrous Sodium Sulfite from Photographers' Formulary. It is most commonly used as a preservative in developing agents and is also an active energizer in Amidol development. It is also used within acid fixing baths and as a blackener for negative intensification processes.
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$6.95
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Photographers' Formulary 10-1340 1LB Overview

This is 1 lb of anhydrous Sodium Sulfite from Photographers' Formulary. It is most commonly used as a preservative in developing agents and is also an active energizer in Amidol development. It is also used within acid fixing baths and as a blackener for negative intensification processes.

UPC: 675152134035

Photographers' Formulary 10-1340 1LB Specs

SynonymsSulfite of Soda
Sodium sulfite anhydrous
Disodium sulfite
Sulfurous acid, disodium salt
Exsiccated sodium sulfite
AppearanceWhite granular crystals or powder
UsesAs a preservative of developing agents
Constituent of the acid fixing bath
Blackener in negative intensification
Active energizer in Amidol development
To clear Polaroid Type 55 black & white negatives
Chemical FormulaNa2SO3
NotesSodium sulfite is the most widely used preservative in developers. It also plays an important part in the process itself.
Weight1 lb / 453.6 g
Packaging Info
Package Weight1.09 lb
Box Dimensions (LxWxH)5 x 3.05 x 3.05"
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