1% Methylene Blue, 500mL - Aqueous - The Curated Chemical Collection Item Type_Net sized for fine-pitch breadboard work

sized for fine-pitch breadboard work where 4mm hardware is too large for the apparatus

Fifty-nine-atom compact molecular model set at 15-20mm scale with assorted bond links

and image-formation experiments

75 inch shaft and plain-end design for chemistry apparatus connections

STOPPER & STOPCOCK || Fitted with an interchangeable 29/32 plastic stopper and glass key stopcock

1% Methylene Blue, 500mL - Aqueous - The Curated Chemical Collection Item Type_Net sized for fine-pitch breadboard workMethylene blue staining solution used in microbiology and biology labs for bacterial cell observation and basic cytoplasmic structure visualization.