- Universal HVI Calibration Cotton Standards are samples from bales of ginned cotton lint with established standard values for length, length uniformity index and strength. These standards are used for calibration of instruments testing Upland cotton varieties. Approximate Net Weight: 5 pounds each.
- Extra-Long Staple (ELS) HVI Calibration Cotton Standards are samples from bales of ginned cotton lint with established standard values for length, length uniformity index and strength. These standards are used for calibration of instruments used for testing ELS cotton varieties. Approximate Net Weight: 5 pounds each.
- Universal HVI Micronaire Calibration Cotton Standards are samples from bales of ginned and carded cotton lint with established standard values for micronaire. These standards are used for calibration of instruments used for testing both Upland and ELS varieties. Approximate Net Weight: 1 pound each.
- Micronaire Only International Calibration Cotton Standards are samples from bales of ginned cotton lint with established standard values for micronaire. There are six Micronaire Only International Calibration Cotton Standards types that represent the cotton testing range from a low micronaire of approximately 2.6 to a high micronaire of approximately 5.5. These standards are used for verification of the micronaire testing level on instruments testing both Upland and ELS varieties. Approximate Net Weight: 1 pound each.
Detailed standards, Inspection Instructions & Other Resources:
- 7 CFR 28 - Cotton Classing, Testing, and Standards
- HVI Calibration Cotton Standard Order Form
- Micronaire Cotton Standards Order Form
- International Calibration Cotton Standard Order Form