Collection: Certified Reference Materials (CRM)
Certified reference materials and calibration standards for combustion and inert-gas fusion analysis — carbon, sulfur, oxygen, nitrogen and hydrogen in steel, iron, ore, soil and organic matrices.
Each listing publishes the OEM cross-reference part number and the Alpha Resources part number. Certificates of analysis ship with the material.
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Alpha Resources SOLD OUT: Carbon and Sulfur CRM (C= 0.0617% S= 0.0243%) - 1g Ring — OEM Cross-Ref: LECO 501-502 (AR871)
Vendor:Alpha ResourcesRegular price $65.04Regular priceUnit price / perSale price $65.04 -
Alpha Resources Steel Ring CRM (C= 0.0156% S= 0.0224%) - 1g Ring — OEM Cross-Ref: LECO 501-501 (AR870)
Vendor:Alpha ResourcesRegular price $54.54Regular priceUnit price / perSale price $54.54 -
Alpha Resources Carbon and Sulfur CRM (C= 0.020% S= 0.0023%) - 1g Ring (AR869)
Vendor:Alpha ResourcesRegular price $54.54Regular priceUnit price / perSale price $54.54 -
Alpha Resources Carbon and Sulfur CRM (C= 0.108% S= 0.0016%) - 1g Ring (AR868)
Vendor:Alpha ResourcesRegular price $54.54Regular priceUnit price / perSale price $54.54 -
Alpha Resources Carbon and Sulfur CRM (C= 0.150% S= 0.107%) - 1g Ring (AR867)
Vendor:Alpha ResourcesRegular price $49.46Regular priceUnit price / perSale price $49.46 -
Alpha Resources Green Petroleum Coke CRM (AR756)
Vendor:Alpha ResourcesRegular price $159.77Regular priceUnit price / perSale price $159.77 -
Alpha Resources Green Petroleum Coke CRM (AR745)
Vendor:Alpha ResourcesRegular price $159.77Regular priceUnit price / perSale price $159.77 -
Alpha Resources Green Petroleum Coke CRM (AR742B)
Vendor:Alpha ResourcesRegular price $159.77Regular priceUnit price / perSale price $159.77 -
Alpha Resources Proximate Met Coke CRM — OEM Cross-Ref: LECO 501-438 (AR734)
Vendor:Alpha ResourcesRegular price $187.48Regular priceUnit price / perSale price $187.48 -
Alpha Resources Proximate Coke CRM (AR733)
Vendor:Alpha ResourcesRegular price $187.48Regular priceUnit price / perSale price $187.48 -
Alpha Resources Sulfur in Coke CRM (S=1.21%) (AR724)
Vendor:Alpha ResourcesRegular price $79.74Regular priceUnit price / perSale price $79.74 -
Alpha Resources Oxygen and Nitrogen in Steel Pin CRM (O= 0.0387%, N= 0.150% - 0.5g Pins) (AR676)
Vendor:Alpha ResourcesRegular price $123.54Regular priceUnit price / perSale price $123.54 -
Alpha Resources Oxygen and Nitrogen in Steel CRM (O= 0.124%, N= 0.245%) - 0.5g Pins (AR675)
Vendor:Alpha ResourcesRegular price $123.54Regular priceUnit price / perSale price $123.54 -
Alpha Resources Carbon and Sulfur in Steel Chip CRM (C=0.00055% S=0.00090%) — OEM Cross-Ref: LECO 501-673 (AR673)
Vendor:Alpha ResourcesRegular price $81.78Regular priceUnit price / perSale price $81.78 -
Alpha Resources Oxygen and Nitrogen in Stainless Steel CRM (O= 0.0009%; N= 0.0041%) - 0.5g Pins (AR668)
Vendor:Alpha ResourcesRegular price $79.16Regular priceUnit price / perSale price $79.16 -
Alpha Resources Oxygen and Nitrogen in Steel Pin CRM (O= 0.00342%, N=0.0335%) - 0.5g Pins — OEM Cross-Ref: LECO 501-551 (AR667)
Vendor:Alpha ResourcesRegular price $88.86Regular priceUnit price / perSale price $88.86 -
Alpha Resources Oxygen and Nitrogen in Steel CRM (O= 0.0046%, N= 0.1500%) - 0.5g Pins — OEM Cross-Ref: LECO 502-016 (AR663)
Vendor:Alpha ResourcesRegular price $91.55Regular priceUnit price / perSale price $91.55 -
Alpha Resources Oxygen and Nitrogen in Steel CRM (O= 0.0026%, N= 0.072%) - 0.5g Pins — OEM Cross-Ref: LECO 501-552 (AR662)
Vendor:Alpha ResourcesRegular price $75.39Regular priceUnit price / perSale price $75.39 -
Alpha Resources Steel Pin CRM (O= 0.0007% (reference), N= 0.0086%) - 0.5g Pins (AR661)
Vendor:Alpha ResourcesRegular price $79.16Regular priceUnit price / perSale price $79.16 -
Alpha Resources SOLD OUT - Steel Pin CRM (O=0.0030%, N=0.0075%) - 0.5g Pins — OEM Cross-Ref: LECO 501-551 (AR660)
Vendor:Alpha ResourcesRegular price $75.39Regular priceUnit price / perSale price $75.39 -
Alpha Resources Oxygen and Nitrogen in Steel CRM (O= 0.0013%, N= 0.0771%) - 0.5g Pin (AR658)
Vendor:Alpha ResourcesRegular price $88.86Regular priceUnit price / perSale price $88.86 -
Alpha Resources Steel Pin CRM (O= 0.0030%, N= 0.0249%) - 0.5g Pin — OEM Cross-Ref: LECO 501-552 (AR656)
Vendor:Alpha ResourcesRegular price $79.16Regular priceUnit price / perSale price $79.16 -
Alpha Resources Oxygen and Nitrogen in Steel CRM (O= 0.0053%, N= 0.375%) - 0.5g Pin — OEM Cross-Ref: LECO 502-016 (AR655)
Vendor:Alpha ResourcesRegular price $95.39Regular priceUnit price / perSale price $95.39 -
Alpha Resources Oxygen and Nitrogen in Steel CRM (O= 0.0037%, N= 0.0569%) - 0.5g Pin (AR654)
Vendor:Alpha ResourcesRegular price $79.16Regular priceUnit price / perSale price $79.16