PYREX® Conical Reaction Vial, Standard Taper. These Conical Reaction Vials are a replacement part for the 6949M series of PYREX® microchemistry kits.

Non-sterile or sterile water test sample container Manufactured from pure, recyclable polypropylene One-piece container has attached lid to reduce chance of contamination; leak tight when sealed properly. Tie-down protects from accidental opening Contains sodium thiosulfate tablet to…