specifications: Wavelength Range : 340nm??00nm Measurement Range : 0.001??.000Abs Precision : ±0.001Abs Repeatability : ≤0.005Abs Linearity : ≤±1% Cross-contamination : ≤1% Temperature Accuracy : ±0.1°C Test Temperature : 25°C??0°C??7°C Test Method : end-point, kinetic, two-point , standard curve and simple/double wavelength exam. Colorimetric Pool : Titanium alloy Reagent : 400μl??00μl Match all kinds of reagent Sample volume : 20??0μl Display : Photometric absorbance, density, active unit, and normal parameters Packing Details : 710mm?90mm?60mm N.W.9kgs G.W.11kgs