Respirometer Subcategory_Specific Gravity Bottles Single-pole double-throw brass knife switch

Single-pole double-throw brass knife switch on a durable plastic base

specimen preparation

Pack of 10 Stoddard test tube clamps in stainless steel with finger grip securely holds test tubes during heating

Cast-iron uprights support a 38cm expansion bar against a friction-pointer dial reading 0 to 90 degrees

supplying a branched-circuit patch wire where additional leads need to share the same terminal connection

Respirometer Subcategory_Specific Gravity Bottles Single-pole double-throw brass knife switchRespirometer apparatus tracks gas exchange in living cells, tissues, or whole organisms for metabolic rate experiments in plant and animal physiology coursework.