gonyautoxin-1&4，GTX1&4，膝沟藻***，CRM-GTX1&4-c，***性贝毒，PSP膝沟藻***gonyautoxin-1&4CRM-GTX1&4-c(replacementforCRM-GTX1&4-b)isacalibrationsolutionCRMdesignedforuseinchemicalanalysismethods.Eachampoulecontains0.5mLsolutionofamixtureofgonyautoxin-1ataconcentrationof60.4μMandgonyautoxin-4ataconcentrationof19.7μMin0.003Mhydrochloricacidplus0.01Maceticacid.0.5mL/ampoule)