Attributes

Brand	-
Category	Office Equipment, Supplies & Services / Photo Printing Equipment
Origin	-
Process Type	C-41 Color Negative
Format Compatibility	35mm, 120, and 4x5 Roll Film
Yield per Kit	Approximately 24 rolls (35mm)
Mixing Ratio	1+3 (Concentrate to Water)
Development Time	3 minutes 15 seconds at 38°C (100°F)
Shelf Life (Unmixed)	12 months from manufacture date
Storage Temperature	10°C to 25°C (50°F to 77°F)
Package Contents	Developer Part A, Developer Part B, Stabilizer, Instructions
Chemical Form	Liquid Concentrate
Safety Warning	For laboratory use only; avoid eye contact

6 reviews

Anonymous

Mar 21, 2026

Rating: 4/5

Great yield, clear instructions

I processed about 20 rolls with one kit as advertised. The instructions were easy to follow, though temperature control is critical.

Anonymous

Mar 19, 2026

Rating: 4/5

Good product, watch the temp

The developer works well, but you must be precise with the water temperature. My first roll was slightly underdeveloped due to my error, not the product.

Anonymous

Mar 17, 2026

Rating: 5/5

Consistent results every time

I've used this concentrate for three batches now. The consistency is remarkable, and the film grain looks natural without excessive noise.

Anonymous

Mar 12, 2026

Rating: 5/5

Revived my film hobby

Easy to mix and store. The shelf life is great, so I don't have to rush to use it all at once. Very satisfied with this purchase.

Anonymous

Mar 09, 2026

Rating: 5/5

Excellent value for money

Compared to pre-mixed solutions, this concentrate saves a lot of money in the long run. The handcrafted quality really shows in the final prints.

Anonymous

Mar 03, 2026

Rating: 5/5

Perfect for home processing

This kit made my first attempt at C-41 development incredibly smooth. The colors came out vibrant and true to life. Highly recommend for beginners.

5 FAQ

Q: What is the ideal temperature range for development?

A: The standard C-41 process requires a temperature of 38°C (100°F) +/- 0.2°C for best results. Deviating significantly can cause color shifts.

Q: How should I dispose of the used chemicals?

A: Please do not pour chemicals down the drain. Collect the used solution in a sealed container and take it to a local hazardous waste disposal facility.

Q: Does the kit include measuring cylinders?

A: The kit includes the chemical concentrates and detailed instructions, but you will need to provide your own measuring cylinders, tanks, and thermometer.

Q: Can this be used for black and white film?

A: No, this solution is formulated specifically for C-41 color negative film processes. Using it on black and white film will ruin the emulsion.

Q: Do I need a separate bleach and fixer for this kit?

A: No, this specific concentrated solution is an all-in-one developer that combines the developing and bleaching steps, but you will still need a separate fixer and stabilizer which are included in the full kit package.

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