300ul Micro-Insert,31*6mm,clear glass,flat bottom; suits for ND9 Vials V181 1ml shell vials,1st hydrol glass,clear, 8mm PE-Plug,soft, without insertion 8.2*40mm VP91 0.3ml PP Short Screw-Thread Micro-Vial, clear 11.6*32mm. Free sample IP250 micro insert vial suit for 9-425 Sigma