Nigrosin Acid Black 2 Saturated Solution, 100mL Physics_Light & Optics For demonstrating selective molecular transport

For demonstrating selective molecular transport in biology and chemistry classrooms

5 by 3 inch unit for maintaining classroom magnet inventories

Net Weight : 30 kg approx

the workhorse mid-range value used most often for LED current-limiting and Ohm's-law student investigations

and forensic techniques for comprehensive criminal investigation simulation

Nigrosin Acid Black 2 Saturated Solution, 100mL Physics_Light & Optics For demonstrating selective molecular transportUsed as a negative stain to highlight bacterial morphology and capsules without fixing cells first, this 100mL bottle of nigrosin (Acid Black 2) saturated solution serves microbiology slide work.