Fast-response needle probes for instant readings in tissue, semisolids, liquids. Also for very small specimens, powders and materials. Needle tip is sealed to ensure only stainless steel contacts specimen. Max. temp. 200°C. 5 ft. lead. Smallest microprobes give fastest reading. Short probes are easier to insert and last longer. Sizes Available (ga/cm.): MT-4 (Fast-response Needle Micro Probe Blunt Tip) Sensor Tip Diameter 29 ga (.013") 5ft Max Temp 200°C Minimum Temp -50°C MT-23/5HT (Needle Microprobes) Sensor Tip Diameter 23 ga (.025") 5ft Max Temp 200°C Minimum Temp -50°C MT-29/3HT (Needle Micro Probes) Sensor Tip Diameter 29 ga (.013") 5 ft Max Temp 200°C Minimum Temp -50°C Sterilization Protocol Gas ETO, Gluteraldehyde, Isoprophyl Alcohol(can be custom made to be autoclaveable)