分ぶん析せき試し験けん

Meanings

1

assaying; analytical test

Technical term for testing the composition or quality of a substance, especially in chemistry, metallurgy, or pharmaceuticals.

分ぶん析せき
分析 is a broader term for analysis in general, while 分析試験 specifically refers to a test or assay to determine composition or quality.
試し験けん
試験 is a general term for test or examination; 分析試験 narrows it to an analytical test.

Compound of 分析 (analysis) and 試験 (test).