美国PYREX比重瓶优惠价
美国PYREX比重瓶
1622 PYREX Brand, Gay Lussac Bottle, Specific Gravity
Unadjusted for calibration in the laboratory.
美国PYREX比重瓶
1580 PYREX Brand, Reagent, Wide Mouth, Stopper
This wide mouth bottle is supplied with an improved stopper. Meets A.P.H.A. requirements for a water sample bottle. Not covered by specifications, but stopper is ground to an interchangeable 1:10 taper approximately 12.7 mm (1/2") in length.
美国PYREX比重瓶