We have a wide range of Certified Reference Materials of carbon and low alloy steel suitable for use as calibration standards, type standards, Positive Material Identification (PMI) and Proficiency testing materials. These CRM's are available as thin disks for XRF, thick discs for OE and chips for ICP-OES , ICP-MS and AA. These materials are also available as pin discs for GD-MS -AES on request. 
We currently offer the following grades but if you don't see what you are looking for, let us know and we can develop it through our rapid certification program.
| 1¼Cr ½Mo | AISI 1144 | AISI E9310 | Grade 60 |
| 2¼Cr 1Mo | AISI 1215 | AISI H-11 | Grade 722 |
| 420/60 | AISI 1215 | AISI M-62 | Grade 75S |
| 5Cr ½Mo | AISI 1215 Bi | Alloy P92 | Grade 91 |
| 86L20 | AISI 12L14 | Alloy T23 | Grade A615-75 |
| 9Cr 1Mo | AISI 1541 | C ½Mo | Grade A706-60 |
| A36 | AISI 300M | CLA1 | Grade A706-80 |
| AISI 1018 | AISI 4130 | CLA10 | Grade DP1080 |
| AISI 1026 | AISI 4140 | CLA11 | HP9-4-30 |
| AISI 1030 | AISI 4330M | CLA12 | Hy-Tuff |
| AISI 1035 | AISI 4340 | CLA2 | M10 |
| AISI 1040 | AISI 4340 | CLA3 | NIT 135M |
| AISI 1045 | AISI 4620 | CLA4 | STA 361 |
| AISI 1050 | AISI 4820 | CLA5 | |
| AISI 1060 | AISI 5140H | CLA6 | |
| AISI 1070 | AISI 8620 | CLA7 | |
| AISI 1070 | AISI 8740 | CLA8 | |
| AISI 1117 | AISI D-2 | CLA9 | |
| AISI 1118 | AISI E52100 | CP Iron | |
| AISI 1141 | AISI E6150 | D6-AC |