元素同位素标准液溯源至NIST哪里找?
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产品信息:
ZZS951aBoricAcidIsotopicStandard硼酸同位素10g
ZZS975aChlorineIsotopicStandard氯同位素0.25g
ZZS977BromineIsotopicStandard溴同位素0.25g
ZZS978aSilverIsotopicStandard银同位素0.25g
ZZS979ChromiumIsotopicStandard铬同位素0.25g
ZZS980MagnesiumIsotopicStandard镁同位素0.25g
ZZS981CommonLeadIsotopicStandard天然铅同位素1gwire
ZZS983RadiogenicLeadIsotopicStandard铅金属放射同位素1gwire
ZZS984RubidiumAssayIsotopicStandard铷分析同位素0.25g
ZZS986NickelIsotopicStandard镍同位素0.5g
ZZS987StrontiumCarbonateIsotopicStandard碳酸锶同位素1g
ZZS994GalliumIsotopicStandard镓同位素0.25g
ZZS8529IAEA-S-3(SulfurIsotopesinSilverSulfide)IAEA-S-3(银硫化物硫同位素组成)1bottlex0.5g
ZZS8535aVSMOW2ViennaStandardMeanOceanWater(HydrogenandOxyenIsotopesinWater)VSMOW2维也纳标准海水20mL
ZZS8537SLAP-WaterLightStableIsotopicStandard标准南极降水20mL
ZZS8539NBS22Oil(CarbonandHydrogenIsotopesinOil)NBS22Oil1mL
ZZS8540IAEA-CH-7(CarbonandHydrogenIsotopesinPolyethyleneFoil)IAEA-CH-7(碳和氢同位素在聚乙烯箔)3.5g
ZZS8541USGS24Graphite(CarbonIsotopesinGraphite)石墨0.8g
ZZS8542IAEA-CH-6Sucrose(CarbonIsotopesinSucrose)IAEA-CH-6蔗糖1g
ZZS8543NBS18(CarbonIsotopesinCarbonatite)NBS180.4g
ZZS8544NBS19Limestone(CarbonandOxygenIsotopesinCarbonate)NBS19-石灰石0.4g
ZZS8545LSVEC(Carbon,Oxygen,andLithiumIsotopesinLithiumCarbonate)LSVEC-碳酸锂0.4g
ZZS8547IAEA-N-1(NitrogenIsotopesinAmmoniumSulfate)IAEA-N-10.4g
ZZS8548IAEA-N-2(NitrogenIsotopesinAmmoniumSulfate)IAEA-N-20.4g
ZZS8549IAEA-NO3NitrogenandOxygenIsotopesinNitrateIAEA-NO3NitrogenandOxygenIsotopesinNitrate0.4g
ZZS8550USGS25(NitrogenIsotopesinAmmoniumSulfate)USGS250.5g
ZZS8551USGS26(NitrogenIsotopesinAmmoniumSulfate)USGS260.5g
ZZS8552NSVEC(NitrogenIsotopesinGaseousNitrogen)NSVEC300umol
ZZS8553IAEA-S-4(SoufreDeLacq)(SulfurIsotopesinElementalSulfur)IAEA-S-4(SoufreDeLacq)0.5g
ZZS8554IAEA-S-1(SulfurIsotopesinSilverSulfide)IAEA-S-10.5g
ZZS8555IAEA-S-2(SulfurIsotopesinSilverSulfide)IAEA-S-20.5g
ZZS8556NBS123(SulfurIsotopesinSphalerite)NBS1231.5g
ZZS8557NBS127(SulfurandOxygenIsotopesinBariumSulfate)NBS1270.5g
ZZS8558USGS32NitrogenandOxygenIsotopesinNitrate氮气中的氧同位素0.9g
ZZS8562CO2-Heavy,PaleomarineOriginCO2-Heavy,PaleomarineOriginset(2)
ZZS8563CO2-Light,PetrochemicalOriginCO2-Light,PetrochemicalOriginset(2)
ZZS8568USGS34NitrogenandOxygenIsotopesinNitrateUSGS34硝酸盐中氮同位素和氧同位素0.9g
ZZS8569USGS35NitrogenandOxygenIsotopesinNitrateUSGS35硝酸盐中氮同位素和氧同位素0.9g
ZZS8573L-glutamicAcidUSGS40(LightCarbonandNitrogenIsotopesinL-glutamicAcid)谷氨酸USGS40碳和氮同位素1g
ZZS8574L-glutamicAcidUSGS41(HeavyCarbonandNitrogenIsotopesinL-glutamicAcid)谷氨酸USGS41碳和氮同位素0.5g