e tender for purchase of chemical and glassware- 1 chemicals & glassware 1.01 across/fischer scientific 1.02 qualigens 1.03 ranichem 1.04 spectrochem 1.05 merck 1.06 avra 1.07 lancaster 1.08 aldrich 1.09 alfa-aesar 1.1 thomas baker 1.11 s.d. fine chem. 1.12 molychem 1.13 loba 1.14 hi media 1.15 sigma 1.16 tm media 1.17 eurisotop 1.18 sigma aldrich 1.19 borosil-glassware 1.2 riviera-glassware 1.21 duran-glassware 1.22 j-sil-glassware 1.23 agarwal-glassware 1.24 thomas baker-glassware 1.25 ranchem-glassware 1.26 glassco-glassware 2 liquid/gas 2.01 liquid nitrogen 2.02 uhp nitrogen gas cylinder 2.03 uhp helium gas cylinder(for gcms) 2.04 uhp nitrus oxide cylinder(for aas) 3 lab-material filter papers 3.01 whatman