Rotaflow Stopcocks Screw Type "PSAW" PTFE (Teflon) key, with two limbs at right angle, capillary bore 2 mm.

Rotaflow Stopcocks Screw Type "PSAW" PTFE (Teflon) key, with two limbs at right angle, capillary bore 2 mm. (495 )

Flask Erlenmeyer (Conical) Narrow Mouth Graduated	Burettes Overflow Cup, Automatic Zero Double Screw Type Rotaflow Stopcock with PTFE (Teflon) Keys, 3-way	Soil Thermometer "PSAW" Scale 0-600C fitted on wooden body with brass cone at bottom
Reagent Bottles "PSAW" Wide mouth, with interchangeable hollow stopper	Semi Micro Test Tube Brush	Micro Kjeldhal Nitrogen Distillation Apparatus (Pregal's)