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YB/T 5342-2015 Ferrophosphorus. Determination of sulfur content. The combustion-neutralization titration method via email in VALID please email coc@codeofchina.com for quotation
YB/T 5167-1993 Fluorspar lump concentrate 30 (USD) via email in 1-3 business day ABOLISHED
YBB00072003-2015 via email in 1 business day VALID please email coc@codeofchina.com for quotation
YB/T 5321-2006 Determination of hermeticity of expansion alloys 45 (USD) via email in 1-3 business day VALID
YBB 0004-2003 Jixing Quanshen Duxing Jianchafa Tests for acute systemic toxicity 45 (USD) via email in 1-3 business day VALID
YB/T 5335-2009 Vanadium pentoxid-Determination of sodium oxide and potaiumss oxide content-The flame atomic absorption spectrometric method via email in VALID please email coc@codeofchina.com for quotation
YB/T 5223-2005 Circular saw blades for hot metal cutting 120 (USD) via email in 1-3 business day ABOLISHED
YB 4068-1991 105 (USD) via email in 1-3 business day VALID
YB 910-1978 15 (USD) via email in 1-3 business day ABOLISHED
YB 168-1970 via email in VALID please email coc@codeofchina.com for quotation
YB/T 065-1995 Silicon-aluminium alloy 75 (USD) via email in 1-3 business day ABOLISHED
YB/T 4136-2005 Manganese-nitrogen alloy 240 (USD) via email in 1-3 business day VALID
YB/T 091-2005 Forging(rolling) steel grinding balls 135 (USD) via email in 1-3 business day ABOLISHED
YB/T 4034-2001 Method for dimensions and aspect for the carbon block of blast furnaces 45 (USD) via email in 1-3 business day ABOLISHED
YB 4017-1991 330 (USD) via email in 1-3 business day VALID
YBJ 23-1991 via email in ABOLISHED please email coc@codeofchina.com for quotation
YB(T) 9-1981 via email in ABOLISHED please email coc@codeofchina.com for quotation
YB/Z 10-1976 via email in ABOLISHED please email coc@codeofchina.com for quotation
YB/T 5333-2006 Methods for chemical analysis of vanadium pentoxide The oscillopolarographic method for the determination of sulphur content 60 (USD) via email in 1-3 business day ABOLISHED
YB/T 5241-2005 Iron-nickel、iron-nickel-cobalt of low expansion 90 (USD) via email in 1-3 business day ABOLISHED
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