NRC-贝类毒素标准品

NRC-贝类毒素标准品  伊普瑞斯权威提供

贝类毒素来源于浮游藻类生成的多种毒素,这些藻类是贝类的食物.这些毒素在贝类中累积过多就可能引起食用者中毒,我国浙江,福建,广东等地曾多次发生贝类中毒事件。
常见的贝类毒素包含麻痹性贝类毒素(PSP),腹泻性贝类毒素(DSP),神经毒性贝类毒素(NSP)和失忆性贝类毒素(ASP)四大类.
定货号        规格                  浓度        名称
CRM-STX-e        0.5 mL Each ampoule         65 μM in 0.003M hydrochloric acid        saxitoxin dihydrochloride
CRM-NEO-b        0.5 mL Each ampoule         65 μM in 0.003M hydrochloric acid        neosaxitoxin
CRM-dcSTX        0.5 mL Each ampoule         62 μM in 0.003M hydrochloric acid        decarbamoylsaxitoxin
CRM-GTX1&4-c        0.5 mL Each ampoule         A mixture of gonyautoxin-1 at a concentration of 60.4 μM and gonyautoxin-4 at a concentration of 19.7 μM in 0.003 M hydrochloric acid plus 0.01 M acetic acid        gonyautoxin-1&4
CRM-GTX2&3-b        0.5 mL Each ampoule         A mixture of gonyautoxin-2 at a concentration of 118 μM and gonyautoxin-3 at a concentration of 39 μM in 0.003 M hydrochloric acid plus 0.01 M acetic acid        gonyautoxin-2&3
CRM-GTX5-b        0.5 mL Each ampoule         65 μM in filtered, aqueous acetic acid (17 μM, pH5)        gonyautoxin-5 (aka B1)
CRM-dcGTX2&3-b        0.5 mL Each ampoule         A mixture of decarbamoylgonyautoxin-2 at a concentration of 116 μM and decarbamoylgonyautoxin-3 at a concentration of 26.1 μM in filtered, aqueous 0.003 M hydrochloric acid plus 0.01 M acetic acid        decarbamoylgonyautoxin-2&3
CRM-dcNEO-b        0.5 mL Each ampoule         28.9 μM in filtered and aqueous 0.003 M hydrochloric acid        decarbamoylneosaxitoxin
CRM-C1&2        0.5 mL Each ampoule         Approximately 0.5 mL of solution with 114 μM of C1 and 35 μM of C2 in aqueous acetic acid (ca. 17 μM, pH 5).        N-sulfocarbamoyl-gonyautoxin-2 &-3
CRM-OA-c        0.5 mL Each ampoule         Okadaic acid (OA) in methanol at a concentration of 17 μM        Okadaic acid (OA)
DTX1        4 g        The toxin level for okadaic acid is 10.1 μg/g. The toxin level for DTX1 is 1.3 μg/g. These concentrations are suitable for determination by LC-MS or by LC-FLD after ADAM derivitization        Okadaic acid (OA)+DTX1
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