. . . . "The mass of isobutylene divided by the volume of the mixture of isobutylene and chloroform, expressed as mass per unit volume." . . "Mass concentration of isobutylene in chloroform" . . . . . . "Kristina Hettne" . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCNRY+XQupJzQf9CyuI3/nPbXPBvBUnmhTPmcRzkndf2UR6pp5q+T+9xpB+7/hEWDr1IG25QxhCP0ZCQfAuXYhKcXboCzuWqw7Xw5bOXk31HYiogezYFVOpophOpoivkO0zXAu5CNTdB7+va3lWHWkHAL4yxcQdEzN0j/0SJrKgkwIDAQAB" . "bjR9vndFRZRXrqqXA52s51lu6OGr9PW+KHPvzcxUljX56m1yGPmk/Md3fUOJY8s/KRnCiLFfS7J8YzT4uvXiHXzpvpGDf7X8VoOVGuFhwOxW38GhRz6wJuSKbPDyo3GR1okmj2uKOEGgkrMSKJsl8kuwOmezYw6O2Bz11WPipe4=" . . . "2024-09-20T14:40:53.129Z"^^ . . . . . . . . . . .