Supporting Technical Assessments

WAIHI GOLD MINE TREATMENT PLANT LABORATORY BROMIDE BROMATE STANDARD SOLUTION (35006) (SDS DISCONTINUED) SIGMA-ALDRICH PTY. LTD. 1 1 1 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY CALCIUM CHLORIDE POWDER 94-97% NEWPARK DRILLING FLUIDS (AUSTRALIA) LTD 2 5 10 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY CYCLONE PREMIUM BLEACH DIVERSEY NEW ZEALAND LTD 1 5 5 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY DIPHOTERINE ® MINI AND MICRO AUTONOMOUS PORTABLE SHOWER (NZ) AMARE SAFETY PTY LTD (NZ) 1 300 300 mL 4-May-21 8-Mar-22 1x 200ml spray and 2x 50ml eyewash WAIHI GOLD MINE TREATMENT PLANT LABORATORY HYDROCHLORIC ACID > 25% (NZ) IXOM OPERATIONS PTY LTD (NZ) 1 20 20 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY POTASSIUM CHLORIDE CHEM. PURE, CRYST., PH. EUR., USP, JP 14, FCC (PRODUCT OBSOLETE) MERCK PTY LIMITED 1 2 2 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY POTASSIUM IODIDE CHEM-SUPPLY PTY LTD 2 1 2 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY POTASSIUM PERMANGANATE THERMO FISHER SCIENTIFIC AUSTRALIA PTY LTD 1 2 2 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY SILVER NITRATE FOR ANALYSIS EMSURE ACS, ISO, REAG. PH EUR (101512) SIGMA-ALDRICH PTY. LTD. 1 2 2 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY SODIUM CYANIDE EMPLURA (106437) SIGMA-ALDRICH PTY. LTD. 2 250 500 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY SODIUM ISOBUTYL XANTHATES INTERCHEM AGENCIES LIMITED 1 500 500 g 4-May-21 8-Mar-22 Pellets Laboratory froth flotation test WAIHI GOLD MINE TREATMENT PLANT LABORATORY STABLCAL STANDARD, 20 NTU (2660149) HACH PACIFIC 1 1 1 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage 381-LINE DULUX SUPER ENAMEL HIGH GLOSS DULUX GROUP (AUSTRALIA) PTY LTD 1 350 350 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage 3M SILICONE LUBRICANT 3M CENTER. USA 2 250 500 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage CO CONTACT CLEANER (AEROSOL) (POST JUNE 2010) CRC INDUSTRIES (AUST) PTY LIMITED 4 500 2000 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage CPC 400 AEROSOL (NZ) CRC INDUSTRIES (NEW ZEALAND) 1 400 400 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage CRC (NZ) 2003, 2004, 2005 2.26 (AEROSOL) CRC INDUSTRIES (NEW ZEALAND) 1 360 360 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage DY-MARK ENGINEERS LAYOUT INK LOS ALL COLOURS DY-MARK AUSTRALIA 2 350 700 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage PLASTI-KOTE AEROSOL FLUORESCENT COLOUR RANGE (PRODUCT OBSOLETE) VALSPAR PAINT (AUSTRALIA) PTY LTD 1 350 350 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LABORATORY Flammable Gas Storage WD-40 AEROSOL WD-40 COMPANY (AUST) PTY LTD 1 300 300 g 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LEACHING BUFFER PH 10.0 COLOUR CODED BLUE THERMO FISHER SCIENTIFIC AUSTRALIA PTY LTD 2 300 600 mL 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LEACHING HYDROGEN PEROXIDE ASEPTIC PACKAGING GRADES SOLVAY INTEROX PTY LTD 1 20 20 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LEACHING LIQUID OXYGEN BOC LIMITED (AUSTRALIA) 1 30000 30000 L 4-May-21 8-Mar-22 Empty tank @ May 2020 WAIHI GOLD MINE TREATMENT PLANT LEACHING POTASSIUM PERMANGANATE THERMO FISHER SCIENTIFIC AUSTRALIA PTY LTD 1 2 2 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LEACHING RHODAMINE B (C.I. 45170) FOR MICROSCOPY (107599) SIGMA-ALDRICH PTY. LTD. 1 1 1 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LEACHING SILVER NITRATE FOR ANALYSIS EMSURE ACS, ISO, REAG. PH EUR (101512) SIGMA-ALDRICH PTY. LTD. 1 2 2 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LIME DOSING PLANT HIGH CALCIUM HYDRATED LIME GRAYMONT (NZ) 320 25 8000 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT LIME DOSING PLANT HIGH CALCIUM QUICKLIME GRAYMONT 1 80 80 T 4-May-21 8-Mar-22 Empty tank @ May 2020 WAIHI GOLD MINE TREATMENT PLANT MILL 30 SECONDS - ONE STEP SPRAY & WALK AWAY CONCENTRATE TRADEWARE 1 100 100 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT MILL SOLUTRIX 11 BASF AUSTRALIA LIMITED 10 1300 13000 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT MILL THICKENER HYDROCHLORIC ACID >10-25% (NZ) IXOM OPERATIONS PTY LTD (NZ) 1 1 1 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT RO PLANT CAUSTIC SODA - LIQUID (46%-50%) (NZ) IXOM OPERATIONS PTY LTD (NZ) 1 200 200 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT SAG Commission GETRIEBEPRUFLACK KLUBER LUBRICATION AUSTRALIA PTY LTD 1 1 1 L 20-May-22 WAIHI GOLD MINE TREATMENT PLANT SAG Commission KLUBERFLUID B-F 1 ULTRA KLUBER LUBRICATION AUSTRALIA PTY LTD 1 5 5 L 20-May-22 WAIHI GOLD MINE TREATMENT PLANT STORES GOLD ROOM DEHYBOR ANHYDROUS BORAX (NZ) IXOM OPERATIONS PTY LTD (NZ) 20 25 500 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT STORES MILL SOLUTRIX 11 BASF AUSTRALIA LIMITED 6 1300 7800 Kg 4-May-21 1-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT CARBON DIOXIDE, LIQUID (NZ) BOC LIMITED (NEW ZEALAND) 1 20000 20000 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT COPPER SULPHATE PENTAHYDRATE REDOX PTY LTD 1 1000 1000 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT DIPHOTERINE ® MINI AND MICRO AUTONOMOUS PORTABLE SHOWER (NZ) AMARE SAFETY PTY LTD (NZ) 1 3.5 3.5 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT FERRIC CHLORIDE SOLUTION 40% CHEMTREX LIMITED 1 21000 21000 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT HIGH CALCIUM HYDRATED LIME GRAYMONT (NZ) 2 50000 100000 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT HYPROX 600 (NZ) EVONIK INDUSTRIES (NZ) 1 36860 36860 L 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT SOLUTRIX 11 BASF AUSTRALIA LIMITED 1 1300 1300 Kg 4-May-21 8-Mar-22 WAIHI GOLD MINE TREATMENT PLANT WATER TREATMENT TMT15 (PRODUCT OBSOLETE) CHEMIPLAS NZ LIMITED 1 1000 1000 L 4-May-21 8-Mar-22

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