Roughly around $3 for 500gms
https://www.ibuychemikals.com/product/Sodium-sulphite-ar-(anhydrous)
It probably would be much more cheaper if I had a larger quantity demand such as 25kgs & looked offline shops but don't want to go hunting around in the pandemic.
There are no Walmarts or swimming...
I've option to buy Sodium Sulphite in three varieties (Anhydrous, For Molecular Biology & Normal) the price difference between the three is around 50 cents. AR falls in the middle.
Thank you for all your replies. I've tried to go for chemicals that were available easily - D72 & TF-3 formulas seem to fit the bill.
I'm following this.
D72
Water (125 deg. F) 500 ml.
Metol (or "Elon") 3 gm.
Sodium sulfite, anhydrous 45 gm.
Hydroquinone 12 gm.
Sodium carbonate, monohydrated...
I would absolutely love to buy ready-made developer & fixer but in India film photography is dead. Ready made chemicals are only available imported which adds to the cost quite a lot. The only developer fixer I can readily get is that for x-ray (since that is still available).
Thank you for your replies. I'm able to get Ammonium Thiosulfate (1kg for roughly 10 USD). At the moment I'm looking to make a paper developer as I have lots of paper and time to make pinhole camera photos and then make contact print positives from paper negatives.
I've access to most raw chemicals for really cheap and I'd like to make a developer & rapid fixer for myself. Mostly because photographic ready made chemicals are not available where I'm at due to lack of demand.
I think this could be it!! Mirror locked up, pointed a small torch through the lens & the light leaked through. I think I will go back to the repair guy & get it done from him. There seems to be also lot of dust on the images, could it be the lens?
So I got a roll developed & scanned at the local lab. There are some light orbs at the top center of the photo, the lab technician told me it could be that the film was slightly bent. There are a few pics with some light leaks as well. Besides this there are several spots / dots on the pictures...
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