Annotation
Challenges Claims
Context
Excerpt ID
3415
Excerpt Text
Cai emphasizes representative sampling, avoiding loss or contamination, and suitable analytical calibration.
Literature Notes
Locator End
138
Locator Start
136
Locator Type
Page
Originating Working Notes
Page (text)
Source
No access
Source Section
Chapter 3; printed 136–138; physical PDF 148–150
Supports Claims
Tags
Verification Notes
Rechecked in full 452-page supplied-volume reading and figure/table review, 28 September 2026. Cai pp.136–138 / PDF148–150. Sampling must preserve representative composition; calibration alone cannot repair biased sampling. Verified means faithful located paraphrase, not independent replication or sensory validation.
Verification Status
Verified
Cai emphasizes representative sampling, avoiding loss or contamination, and suitable analytical calibration.
Printed pp. 136–138; physical PDF 148–150.