CFR > Title 15 - Commerce and Foreign Trade > SUBTITLE B—Regulations Relating to Commerce and Foreign Trade > CHAPTER II—NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY, DEPARTMENT OF COMMERCE (parts 200 to 297) > SUBCHAPTER B—STANDARD REFERENCE MATERIALS (parts 230 to 230) > PART 230—STANDARD REFERENCE MATERIALS > SUBPART A—General Information (§230.1 to §230.3) > 230.3—New Standard Reference Materials.

230.3—New Standard Reference Materials.

When new SRM's or renewals of old ones are issued, announcements are made in SP 260, its supplement, and in scientific and trade journals.