Photographers' Formulary Sodium Sulfite (Anhydrous, 10g)

Photographers' Formulary Sodium Sulfite (Anhydrous, 10g)

Photographers' Formulary Sodium Sulfite (Anhydrous, 10g)

B&H # PHSS10GZ MFR # 10-1340 10G
Photographers' Formulary Sodium Sulfite (Anhydrous, 10g)

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(Similar model shown for illustrative purposes)

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Ship Time: 2-4 weeks 

Product Highlights

  • Common Developing Agent Preservative
  • Energizer for Amidol Developer
  • Used in Acid Fixing Bath
  • Blackener for Negative Intensification

Weight: 10g

1 lb 10 lb

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  • 1Description

This is 10g 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: 675152134011
Table of Contents
  • 1Description
Synonyms Sulfite of Soda
Sodium sulfite anhydrous
Disodium sulfite
Sulfurous acid, disodium salt
Exsiccated sodium sulfite
Appearance White granular crystals or powder
Uses As 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 Formula Na2SO3
Notes Sodium sulfite is the most widely used preservative in developers. It also plays an important part in the process itself.
Weight 0.4 oz / 10 g

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