Block for NDK200-1/2, 17mm*12, depth 51mm

HANDHELD UV ANALYZER, WAVELENGTH LIGHT SOURCE 365, baterry

Block for DKT-200-1N/2N, 16mm x 12

VT1.3.5 Tube adapter, for 8 holes test tubes, Ø20mm (10-15mL), used with VT1.3/ VT1.2/PS1.1