IRMM-1027 Potassium Dichromate Gravimetric Standard from United States
IRMM-1027 Potassium Dichromate Gravimetric Standard is a high-purity potassium dichromate certified by IRMM for UV-VIS spectrophotometry calibration, with purity value traceable to the SI. It is used in analytical laboratories for quantitative spectroscopic analysis. This product falls under tariff item 3822.90.00 as a certified reference material, as it meets the definition in Chapter 38 Note 2 and is not excluded by any other heading.
Duty Rate — United States → Canada
Import Tips
• Confirm the product is accompanied by a certificate as per Chapter 38 Note 2, indicating certified purity and methods
• Declare it under tariff item 3822.90.00; CBSA may require the certificate for verification
• Note that this product is not a separate chemically defined compound for tariff purposes, as it is a certified reference material