bids are invited for miscellaneous items -1 buffer solution ph 4 2 buffer solution ph 7 3 buffer solution ph 9.2 4 kcl solution 10 microsiemens per centimeter 100ml pack 5 kcl solution 84 microsiemens per centimeter 100ml pack 6 kcl solution 1413 microsiemens per centimeter 100ml pack 7 zinc 1000 ppm 100ml pack 8 water standard moisture 0.5percentage 100ml 9 silica as sio2 std 1000 ppm 100 ml 10 aza a std 11 aza b std 12 3 das std 13 dan std 14 nimbin std 15 salanin std 16 turbidity std.formazin 100 ntu 17 potassium dichromate 100gm pack 18 potassium hydrogen phthalate 100 pack 19 sodium chloride 100 gm pack 20 biuret for fertilizer analysis 1 gm p 21 acetonitrile hplc grade 22 ammonium hepta molybdate tetrahydrate 23 n hexane 99percentage ar grade 24 toluene er ar grade 25 methanol for hplc ar or higher grade 26 water for hplc ar or higher grade 27 nitrile gloves powder free size l blue 28 buffer tablets ph 4.0 29 buffer tablets ph 7.0 30 buffer tablets ph 9.2 31 potassium chloride er ar grade 32 hydrochloric acid er ar grade 33 oxalic acid er ar grade 34 1 amino 2 naphthol 4 sulphonic acid 35 sodium metasilicate nonahydrate 36 sulphuric acid 98 percentage ar grade 37 zinc dust ar grade 38 sodium hydroxide pellets er ar grade 39 methyl red indicator powder ar grade 40 urea er ar or higher grade 41 boric acid er ar or higher grade 42 liquid paraffin light sq 43 glass beads 4 5 mm 500 gm 44 rochelle salt 45 cupric sulphate pentahydrate er ar grade 46 acetone 47 5 2 6 kfrkf reg pyridine free solution 48 petroleum spiripetroleum ether40 degree 60degreec 49 potassium iodide ar grade 50 silver nitrate ar grade 51 sodium thiosulphate anhydrous 98percentage ar