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Old 25th April 2020, 06:46 AM
Martin Rick Martin Rick is offline
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Quote:
Originally Posted by robinb View Post
Hi

I'm trying to make a developer which needs 2g of sodium thiosulphate pentahydrate but I have the anhydrous version

how much anhydrous is equivalent the pentahydrate version ?

thanks

robin
Sodium thiosulfate in a developer?
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