WBPHED/EE/MAAD/NIeQ _02 of 2022-2023, Sl. No. 03

Amount

Manganese standard solution traceable to SRM from NIST Traceable (125 ml/PACK) Make: Inorg Vent/Reagecon/Merck/Sigma

Total Ionic Strength Buffer solution-Ill for Fluoride estimation soln suitable for lonometric analysis of Fluoride (475 ml /PACK) Thermo- Orion/ Merck/Carlo Erba / Equivalent

Fluoride standard solution traceable to SRM from NIST Traceable (500ml/PACK)Make· 'Inorganic vent/Reagecon/ ~erc~'Sigrra/ Equivalent

Hydrochloric acid min: 36.5%, Analytical quality & ACS grade, Arsenic content: 0.01 ppm max. (500mI/ PACK ) Make: Merck/ Fisher/ Sigma/Finar

Potassium Iodide Analytical quality (100gm/PACK) Assay: Min. 99.8%, Make: Merck/ Fisher/ Sigma/ Finar/ Equiv

Tin (II) chloride dihydrate Analytical Quality Solubility: 10% solution in dil. HCI should be clear & Assay: Min. 99.00%, (100gm/PACK), Make:Merck/ Fisher/ Sigma/ Finar/ Equiv

Zinc granules (arsenic free, As content: 0.00001% max) (500gm/PACK) Make: Merck/ Fisher/ Sigma/ Finar/ Equiv

Silver diethyldithiocarbamate for Arsenic analysis, ACS grade Assay:99% min (5 gm/PACK) Merck/Sigma/BDH

Chloroform Analytical Quality, DRY SOLVENT, Water content maximum:0.01% max (500 ml/PACK) Make: Merck/Fisher/Sigma/Finar

Arsenic standard solution traceable to SRM 1000 mg/I As r NIST Traceable (125 ml/PACK) Make: Inorg Venture/Reagecon/Merck/Equiv

DPD Tablet for Residual Chlorine, easily dispersible, suitable for Comparometric determination, pack of 250 tabs

Sample collection bottle, with screw cap, 100 ml

Sample collection bottle 200 rnl

Reagent Bottle clear Glass autoclavale 250 ml

STERILE SAMPLE BOTTLE(TARSONS) Sterilized Disposible bottle for sample collection container (100 ml)

Aluminium Foil

Nitrile gloves (7.6") (100 nos a Box)

Supply of Pipette sucker (25 ml)

Tissue Paper Roll

Supply, delivery demonstration of Residual Chlorine Kit complete with Comparator box with continuous colour scale disc for Residual Chlorine & Total Chlorine analysis , Range/ Graduation :0/0.2/0.4/0.6/0.8/1.0/1.2/1.4/1.6/1.8/2.0/2.5/3.0/3.5/4.0, to be supplied with unbreakable cells, frosted on two sides 13.5 mm path length , volume 10 ml, with lid, easily dispersible DPD tablet for residual chlorine - 530 nos & DPD tablet for Total Chlorine-30 nos, tablet crusher,Carrying box, operating manual. Total Residual Chlorine test should not be less than 530 tests. Delivery & demonstration to be made at different places of West Bengal as per direction of Engineer-in-charge : Make:Lovibond/Merck

BHARATI CHEMICAL AND SCIENTIFIC WORKS

DULAL MAJUMDAR

SUNANDA ENVIROMENTAL INTERNATIONAL PVT. LTD.

LAB. SOLUTION