Sodium Sulphite (anhydrous) - 1000g

£10.95

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Sodium sulphite is a popular preservative in both developer and fixer formulae and when in concentrations of 30g/litre or higher, it is also a silver solvent to give finer grain in some solvent developer formulae. It is also used to make hypo clear to cut down washing times for film and paper.

1kg is provided in a resealable grip-lock bag.

Sodium sulphite is a popular preservative in both developer and fixer formulae and when in concentrations of 30g/litre or higher, it is also a silver solvent to give finer grain in some solvent developer formulae. It is also used to make hypo clear to cut down washing times for film and paper.

1kg is provided in a resealable grip-lock bag.

Phenidone A - 10g

Phenidone A - 10g

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Ascorbic Acid - 50g

Ascorbic Acid - 50g

£4.95

Sodium Thiosulphate (pentahydrate) - 1000g

Sodium Thiosulphate (pentahydrate) - 1000g

£8.95

Safety Data Sheet

A hypo clear formula:

Hypo Clearing Wash Aid for Film and Paper

Warm distilled water …………….. 750ml

Sodium Sulphite (anhyd.) ………… 100g

Sodium Metabisulphite …………… 25g

Cold water to make 1000ml

Dilution: 1+4 Usage: Starting point time: 5 mins (slow constant agitation)