---
kind: "section"
citation: "16 C.F.R. § 1262.4"
title: "16"
number: "1262.4"
heading: "Test procedure for determining flux index."
url: "https://uscodex.org/cfr/16/1262.4"
---

# §1262.4. Test procedure for determining flux index.

- (a) Select at least one loose or separable magnet of each shape and size in the subject magnet product.
- (b) Measure the flux index of each selected magnet in accordance with the procedure in [section 8.25.1 through 8.25.3](/cfr/16/8.25.1..8.25.3.md) of ASTM F963-17, Standard Consumer Safety Specification for Toy Safety, approved on May 1, 2017. The Director of the Federal Register approves this incorporation by reference in accordance with 5 U.S.C. [552(a)](/usc/5/552.md?p=a) and [1](/usc/5/1.md) CFR [part 51](/cfr/16/part51.md). You may obtain a copy from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959; phone: (610) 832-9585; www.astm.org. A read-only copy of the standard is available for viewing on the ASTM website at www.astm.org/READINGLIBRARY/. You may inspect a copy at the Office of the Secretary, U.S. Consumer Product Safety Commission, 4330 East West Highway, Bethesda, MD 20814, telephone (301) 504-7479, email: cpsc-os@cpsc.gov, or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, email fr.inspection@nara.gov, or go to: www.archives.gov/federal-register/cfr/ibr-locations.html.

## Notes

### Authority

Authority: 15 U.S.C. 2056, 2058.

### Source

Source: 87 FR 57789, Sept. 21, 2022, unless otherwise noted.