Certified Reference Material Search

Grades are shown with the target value and then the standard deviation in brackets. I.e. 450 (10).
Materials that have indicative values are shown with "ind" as the standard deviation and are highlighted in blue.
Materials that are not certified, and the grade is unknown are marked as "na" and are also highlighted in blue.

Click here to download an Excel version of our CRM list. Please contact us if you have any queries, or cannot find a suitable material.

Please select your material type:
Include: Low Stock (pink text) Not Available (grey text)
Analyte:
Gold (Au) (ppm)
Silver (Ag) (ppm)
Description
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Oxide
Sulphide
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Product ID
Add PDF GBC915-2
6 (2)
21 (5)
Minesite Carbon Material nr nr
Add PDF GBC616-1
12 (2)
45 (6)
Minesite Carbon Material nr nr
Add PDF XLSX GBC316-3
21 (3)
21 (4)
Minesite Carbon Material nr nr
Add PDF GBC915-3
76 (6)
58 (5)
Minesite Carbon Material nr nr
Add PDF GBC314-2
96 (5)
72 (ind)
Minesite Carbon Material nr nr
Add PDF XLSX GBC316-4
109 (7)
74 (6)
Minesite Carbon Material nr nr
Add PDF GBC916-3
218 (11)
493 (49)
Minesite Carbon Material nr nr
Add PDF GBC314-4
306 (17)
181 (ind)
Minesite Carbon Material nr nr
Add PDF XLSX GBC316-1
318 (17)
191 (ind)
Minesite Carbon Material nr nr
Add PDF XLSX GBC316-2
319 (14)
508 (33)
Synthetic Carbon Material nr nr
Add PDF GBC315-2
350 (14)
70 (ind)
Synthetic Carbon Material nr nr
Add PDF GBC312-3
361 (20)
483 (36)
Minesite Carbon Material nr nr
Add PDF GBC311-2
375 (20)
662 (56)
Minesite Carbon Material nr nr
Add PDF GBC12
448 (30)
na (na)
Minesite Carbon Material nr nr
Add PDF GBC616-2
449 (22)
209 (59)
Minesite Carbon Material nr nr
Add PDF GBC916-2
465 (20)
102 (13)
Minesite Carbon Material nr nr
Add PDF GBC615-2
467 (18)
57 (ind)
Minesite Carbon Material nr nr
Add PDF GBC615-1
701 (24)
338 (15)
Synthetic Carbon Material nr nr
Add PDF GLC315-2
790 (81)
530 (92)
Synthetic Carbon Material nr nr
Add PDF GLC915-2
829 (42)
27 (5)
Minesite Carbon Material nr nr
Add PDF GBC916-1
933 (39)
265 (24)
Minesite Carbon Material nr nr
Add PDF GLC315-4
974 (84)
360 (44)
Synthetic Carbon Material nr nr
Add PDF GLC916-2
1174 (41)
209 (27)
Minesite Carbon Material nr nr
Add PDF XLSX GLC316-2
1211 (48)
527 (29)
Synthetic Carbon Material nr nr
Add PDF GLC616-1
1330 (61)
601 (33)
Synthetic Carbon Material nr nr
Add PDF GLC915-3
1472 (55)
114 (14)
Minesite Carbon Material nr nr
Add PDF GLC315-1
1660 (84)
717 (62)
Synthetic Carbon Material nr nr
Add PDF GLC315-3
1791 (111)
548 (67)
Synthetic Carbon Material nr nr
Add PDF GLC915-1
2077 (83)
416 (16)
Synthetic Carbon Material nr nr
Add PDF GLC616-2
2311 (80)
1050 (52)
Synthetic Carbon Material nr nr
Add PDF GLC615-4
3405 (104)
1474 (44)
Synthetic Carbon Material nr nr
Add PDF GLC615-5
3629 (150)
757 (18)
Synthetic Carbon Material nr nr
Add PDF XLSX GLC615-6
4442 (193)
1373 (84)
Synthetic Carbon Material nr nr
Add PDF GLC615-7
6815 (274)
4835 (229)
Synthetic Carbon Material nr nr
Add PDF GLC910-3
8713 (394)
2113 (167)
Minesite Carbon Material nr nr