H-B Instrument Durac Darkroom Liquid Immersion Thermometer 300mm

he H-B Instrument Durac Liquid Immersion Thermometer is a precision-built, lab-grade thermometer designed specifically for darkroom and photographic use. With a long 300mm (approximately 12-inch) profile and clear, easy-to-read markings, it’s ideal for monitoring temperature in trays, tanks, and processors where consistency is critical—especially for color film development.

This thermometer is filled with environmentally safe, alcohol-based red spirit liquid (not mercury), and calibrated for total immersion accuracy. Whether you're souping your own C-41 at home, running E-6 in a rotary tank, or just fine-tuning your black and white temps, this tool ensures you're not guessing.

Condition: Mint (New)

This thermometer is brand new, unused, and in perfect condition. It has never been submerged or handled outside of its original packaging. It’s ready to drop into your darkroom workflow and deliver rock-solid temp readings for years to come.

A must-have tool for precision-driven darkroom printers and home lab techs who know that temperature matters.

We usually ship within two business days of receiving payment. If you are in a hurry, please contact us about rush shipping options.

We pack everything carefully and are pretty meticulous about what we sell. You can expect to receive a fully functional, conservatively rated item.

Shipping is available to most countries worldwide. Please ask if purchasing from a country you think we might not ship to.