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Spruce powder standard certified for C, N, O and H and for 15N, 13C and 18O 3g SKU: B2213Availability: In stock$133.59
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C3 type Glucose 13C IRMS Standard 1gm See Certificate 422942 Expiry 25 Apr 2028 SKU: B2217Availability: In stock$93.44
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C4 type Glucose 13C IRMS Standard 1g See Certificate 422953 Expiry 25 Apr 2028 SKU: B2218Availability: In stock$93.44
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Coldwater Fish Gelatin IRMS standard certified for 13C 15N 34S 2g See Cert 426932 Exp.22 Jun 2028 SKU: B2219Availability: In stock$119.52
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Bovine Gelatin powder IRMS standard certified for 13C 15N 34S 2g See Cert 426959 Exp.22 Jun 2028 SKU: B2222Availability: In stock$119.52