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Photographers' Formulary Rochelle Salt (1 lb)

BH #PHRSLB • MFR #10-1120 1LB
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Photographers' Formulary Rochelle Salt (1 lb)
Key Features
  • Used in Kallitype Developers
  • Also Used for Silvering Mirrors
This is 1 lb of Rochelle Salt from Photographers' Formulary. It is commonly used as a component when mixing brown, sepia, blue, and maroon Kallitype developers. It is also used for silvering mirrors and is an ingredient in Fehling's solution.
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Photographers' Formulary 10-1120 1LB Overview

This is 1 lb of Rochelle Salt from Photographers' Formulary. It is commonly used as a component when mixing brown, sepia, blue, and maroon Kallitype developers. It is also used for silvering mirrors and is an ingredient in Fehling's solution.

UPC: 675152112033

Photographers' Formulary 10-1120 1LB Specs

Synonyms
Sodium potassium tartrate, tetrahydrate
Rochelle salt
Rochelle salt tetrahydrate
Seignette salt tetrahydrate
Potassium sodium L-tartrate tetrahydrate
Potassium Sodium Tartrate Tetrahydrate
Appearance
Colorless to blue-white orthorhombic crystalline salt
Uses
It is an ingredient of Fehling's solution . It is used in silvering mirrors.
Chemical Formula
KNaC4H4O6.4H2O
Notes
Also called Seignette salt after Pierre Seignette, an apothecary of La Rochelle, France, who was the first to make it (c.1675). Chemically, it is potassium sodium tartrate.
Weight
1 lb / 453.6 g
Packaging Info
Package Weight
1.1 lb
Box Dimensions (LxWxH)
5 x 3.05 x 3.05"

Photographers' Formulary 10-1120 1LB Reviews

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