QPL Aproved Products
| PRODUCT NAME | QUALIFICATION REFERENCE |
|---|---|
| Garnet from International Garnet | Express Lab. Test Rpt. Dtd 1/22/97 NEHC Ltr dtd 2/20/97 & Amendment dtd 3 / 2 8 / 9 7 |
| Blackblast from VMI | NAVSHIPYD. MARE 9631, Ser 134.6/11 & NEHC Rpt. 4121 Ser 34Bns/11017 & Interscience Research Rpt. LCN-1121495-1 |
| Blackblast from Opta Minerals Baltimore | OPTA MINERALS BALTIMORE, A DIV OF VIRGINIA MATERIALS, INC. - Blackblast PRODUCTION/MIL-A-22262(B), AMD-2 |
| Powerblast LS staurolite | Engineering and Testing Consultants Test Ret. 4836-120, 11/24/2010; NMCPHC 8/31/2010 |


