CDN Resource Laboratories

Gold Standards & Platinum Group Metal Standards

Standard Au g/t Ag g/t Pt g/t Pd g/t Inventory

CDN-BL-10 < 0.01 - - - 1000 kg

CDN-GS-P2A 0.229 - - - 395 kg

CDN-GS-P3B 0.409 - - - 445 kg

CDN-GS-P7E 0.766 - - - 480 kg

CDN-GS-1J 0.946 - - - 780kg

CDN-GS-2K 1.97 - - - 780kg

CDN-GS-3J 2.71 - - - 480 kg

CDN-GS-4B 3.77 - - - 105 kg

CDN-GS-4D 3.81 - - - 500 kg

CDN-GS-5H 3.88 (ICP)
3.84 (Grav.) 50.4 - - 770 kg

CDN-GS-4C 4.26 (ICP)
4.25 (Grav.) - - - 160 kg

CDN-GS-5J    4.96 (ICP)
4.90 (Grav.) 72.5 - - 780 kg

CDN-GS-6A    5.69 (ICP)
5.79 (Grav.) - - - 300 kg

CDN-GS-6C    6.03 (ICP)
5.95 (Grav.) - - - 780 kg

CDN-GS-7B    6.42 (ICP)
6.37 (Grav.) - - - 350 kg

CDN-GS-7E    7.40 (ICP)
7.32 (Grav.) - - - 780 kg

CDN-GS-9A 9.31 - - - 740 kg

CDN-GS-10D 9.50 - - - 625 kg

CDN-GS-13A 13.20 - - - 475 kg

CDN-GS-14A 14.90 - - - 500 kg

CDN-GS-15B 15.98 - - - 190 kg

CDN-GS-20A 21.12 - - - 190 kg

CDN-GS-22 22.94 - - - 425 kg

CDN-GS-30B 29.21 - - - 120 kg

CDN-GS-40 39.95 - - - 230 kg

CDN-GS-47 47.12 - - - 200 kg

CDN-PGMS-18 0.517 - 0.329 1.42 30 kg

CDN-PGMS-21 3.42 - 0.293 2.00 335 kg

** Note: CDN-PGMS-15: Au value is "provisional" only (RSD = 8.96%)

Important Note:

Standards with an RSD of near or less than 5 % are certified, RSD’s of between 5 % and 15 % are Provisional, and RSD’s over 15 % are Indicated. Provisional and Indicated values cannot be used to monitor accuracy with a high degree of certainty.

Custom Standards: prepared for a specific ore supplied by a customer.