• 3L Liquid Nitrogen Tank Cryogenic Container Aluminum Alloy Liquid Nitrogen Dewar Static Cryogenic，Liquid nitrogen dewar for Beauty Industry, Semen Preservation, Scientific KWD 58
• pH Pocket Tester Kit with ATC,±0.01 pH Accuracy, Digital PH Meter with Backlit LCD Display, 1-3Points Auto Calibration,Portable pH Meter for Hydroponics Plants, Aquarium and Pool KWD 26.500
• 15 Pack of pH Meter Buffer Solution Powder for Precise PH Meter,ph Buffer Powder,5 Each for PH 4.01, PH 7.00 and PH 10.01 Calibration Buffer Powder KWD 4
• Black Visible Portable Spectrophotometer LCD Digital Lab Spectrophotometer,320-1100nm,Tungsten Lamp, Portable Spectrophotometer with USB interfaces,Wavelength accurracy±1nm KWD 145.500
• blue Spectrophotometer with USB interfaces,Visible lab Spectrophotometer,Wavelength accurracy±1nm, LCD Digital Lab Spectrophotometer,320-1100nm,Tungsten Lamp, Portable Spectrophotometer KWD 145.500
• Portable Dissolved Oxygen Meter,Lab Dissolved Oxygen DO Meter,200 sets of data storage,0.0-20.0 mg/L, 0.1 mg/L Resolution, -2.0 percent Accuracy, 200 Percent Saturation Rang KWD 131