Disodium Tungstate Anhydrous from China
Disodium tungstate anhydrous is a high-purity reagent used in laboratory applications such as protein crystallization and corrosion inhibition. It is an alkali metal tungstate salt, classified under tariff item 2841.80.00. The product meets the chemically defined criteria of Chapter 28.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is anhydrous and not a hydrate, as this may affect classification
• Provide the CAS number and assay certificate
• Be aware of any restrictions on laboratory chemicals