Anhydrous Sodium Sulfite, 500g Sensors_Vernier Sensors sized for fine-gauge resistance-heating demonstrations

sized for fine-gauge resistance-heating demonstrations and Ohm's-law investigations where small wire mass keeps power dissipation low

Relay-based NAND-gate module on a demonstration base

Single-piece clear polycarbonate aquarium tank with UV protection

When catalyzed with potassium iodide

pairable with a direct-vision spectroscope in advanced physics investigations

Anhydrous Sodium Sulfite, 500g Sensors_Vernier Sensors sized for fine-gauge resistance-heating demonstrationsUsed as an oxygen scavenger and reducing agent in water treatment and photographic processing, this 500g of anhydrous sodium sulfite delivers stable performance without variable hydration.