• U.S. Drug Enforcement Agency (DEA)-exempted preparation—no need to purchase costly neat materials or to make your own standards.
• Pair with Restek's THC standards to analyze both neutrals and acids in cannabis products by LC.
• A must for accurate quantification in medical cannabis potency testing and strain ID.
• Prepared in acetonitrile, instead of methanol, to maintain stability and prevent methylation of carboxylic acid groups.

U.S. DEA-exempted formulation—no additional customer permits or licensing are required to purchase within the U.S.
Canadian Test Kit registration numbers are assigned and available on individual product pages