| 8-d | ⸨ NMIJ CRM 5207-a ⸩ [ Industrial Material CRMs (for Thickness, Positron Hole-Size, and Ion-Implant)  ]
 Tungsten Dot-array
 | 006 | National Metrology Institute of Japan / National Institute of Advanced Industrial Science and Technology | details | FUJIFILM Wako Pure Chemical Corporation GENERAL SCIENCE CORPORATION
 GL Sciences Inc.
 KANTO CHEMICAL CO.,INC.
 SEISHIN TRADING Co., LTD.
 | 
| 8-d | ⸨ NMIJ CRM 5205-a ⸩ [ Industrial Material CRMs (for Thickness, Positron Hole-Size, and Ion-Implant)  ]
 Multiple BN Delta-Layer Film
 | 006 | National Metrology Institute of Japan / National Institute of Advanced Industrial Science and Technology | details | FUJIFILM Wako Pure Chemical Corporation GENERAL SCIENCE CORPORATION
 GL Sciences Inc.
 KANTO CHEMICAL CO.,INC.
 SEISHIN TRADING Co., LTD.
 | 
| 8-d | ⸨ NMIJ CRM 5203-a ⸩ [ Industrial Material CRMs (for Thickness, Positron Hole-Size, and Ion-Implant)  ]
 GaAs/AlAs Super Lattice
 | 006 | National Metrology Institute of Japan / National Institute of Advanced Industrial Science and Technology | details | FUJIFILM Wako Pure Chemical Corporation GENERAL SCIENCE CORPORATION
 GL Sciences Inc.
 KANTO CHEMICAL CO.,INC.
 SEISHIN TRADING Co., LTD.
 | 
| 8-d | ⸨ NMIJ CRM 5206-a ⸩ [ Industrial Material CRMs (for Thickness, Positron Hole-Size, and Ion-Implant)  ]
 Multiple BN Delta-layer Film on Arsenic-doped Si Substrate
 | 006 | National Metrology Institute of Japan / National Institute of Advanced Industrial Science and Technology | details | FUJIFILM Wako Pure Chemical Corporation GENERAL SCIENCE CORPORATION
 GL Sciences Inc.
 KANTO CHEMICAL CO.,INC.
 SEISHIN TRADING Co., LTD.
 | 
| 8-d | ⸨ NMIJ CRM 5606-a ⸩ [ Industrial Material CRMs (for Thickness, Positron Hole-Size, and Ion-Implant)  ]
 Single-Crystal Silicon for Positron Defect Measurements
 | 006 | National Metrology Institute of Japan / National Institute of Advanced Industrial Science and Technology | details | FUJIFILM Wako Pure Chemical Corporation GENERAL SCIENCE CORPORATION
 GL Sciences Inc.
 KANTO CHEMICAL CO.,INC.
 SEISHIN TRADING Co., LTD.
 | 
| 8-d | ⸨ NMIJ RM 5607-a ⸩ [ Industrial Material CRMs (for Thickness, Positron Hole-Size, and Ion-Implant)  ]
 Stainless Steel for Positron Annihilation Lifetime Measurements of Defect
 | 006 | National Metrology Institute of Japan / National Institute of Advanced Industrial Science and Technology | details | FUJIFILM Wako Pure Chemical Corporation GENERAL SCIENCE CORPORATION
 GL Sciences Inc.
 KANTO CHEMICAL CO.,INC.
 SEISHIN TRADING Co., LTD.
 | 
| 8-d | ⸨ JAC 0011~0013 ⸩ [ Certified reference material  ]
 Silicon dioxide for LSI
 | 001 | The Japan Society for Analytical Chemistry | details | SEISHIN TRADING Co., LTD. | 
| 8-d | ⸨ JAC 0021~0023 ⸩ [ Certified reference material  ]
 High purity Aluminium for LSI
 | 001 | The Japan Society for Analytical Chemistry | details | SEISHIN TRADING Co., LTD. |