共找到 150 條與 氧化鉍 相關(guān)的標(biāo)準(zhǔn)，共 10 頁(yè)
本標(biāo)準(zhǔn)規(guī)定了鐵氧體用氧化鐵(以下簡(jiǎn)稱(chēng)氧化鐵)的分類(lèi)及代號(hào)、技術(shù)要求、檢驗(yàn)方法、檢驗(yàn)規(guī)則、包裝、標(biāo)志、運(yùn)輸、貯存及質(zhì)量證明書(shū)等。 本標(biāo)準(zhǔn)適用于氯化亞鐵經(jīng)噴霧焙燒制成的氧化鐵(Fe2O3)。同時(shí)也適用于硫酸亞鐵法、碳酸鹽熱分解和其他方法制得的氧化鐵。該材料主要用于生產(chǎn)鐵氧體元件，也可作
Iron oxide for ferrite
This European Standard specifies a method for the qualitative and quantitative determination of ethylene oxide and propylene oxide groups in ethylene
Surface active agents - Determination of ethylene oxide and propylene oxide groups in ethylene oxide and propylene oxide adductspylene
This publication covers the selection of gas cylinders: seamless steel cylinders, seamless steel tubes, welded steel cylinders, and nonrefillable
AVOIDANCE OF FAILURE OF CARBON MONOXIDE AND OF CARBON MONOXIDE/CARBON DIOXIDE MIXTURES CYLINDERS
Magncsitical refractory products DETERMINATION OF MANGANESE OXIDE, TITANIUM DIOXIDE AND POTASSIUM AND SODIUM OXIDES
本文件規(guī)定了X射線(xiàn)熒光光譜法測(cè)定釩鈦高爐渣中TFe、CaO、MgO、SiO2、V2O5、TiO2、Al2O3、P、S含量的原理、試劑以及材料、儀器、取制樣、步驟、允許差和報(bào)告要求。 本文件適用于X射線(xiàn)熒光光譜法對(duì)釩鈦高爐渣中TFe、CaO、MgO、SiO2、V2O5、TiO2、Al2O3、P、S
Determination of total iron, calcium oxide , magnesia , silica, vanadium pentoxide, titanium dioxide , aluminium oxide , phosphorus and sulfur content in slag containing vanadium and titanium by the Wavelength-dispersive X-ray fluorescence spectrometry
Alumina. Determination of sodium content fiame emission spectrophotometric method
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Methods for chemical analysis of refractories containing alumina and magnesia
Schválení ST SEV 454-77 doporu?ilo federální ministerstvo hutnictví a tě?kého strojírenství. Zpracovatel: ?stav pro v?zkum rud, Praha - RNDr. Eva
Chemical analysis of aluminium oxide. etermination of vanadium oxide
本標(biāo)準(zhǔn)規(guī)定了化學(xué)試劑八水合氫氧化劑(氫氧化鋇)的技術(shù)要求、試驗(yàn)方法、檢驗(yàn)規(guī)則、包裝及標(biāo)志。 本標(biāo)準(zhǔn)適用于化學(xué)試劑八水合氫氧化鋇(氫氧化鋇)的檢驗(yàn)
Chemical Reagent Barium Hydroxide Octahydrate (Barium Hydroxide)
Prezentul standard stabile?te metoda fotometric? de determinare a con?inutului de dioxid de titan din dioxidul de zirconiu
ZIRCONIUM DIOXIDE Titanium dioxide content determination
Lead monoxide(litharge) for rubber industry
Measurement of carbon dioxide, carbon monoxide and nitrogen oxides in diesel engine exhaust
本標(biāo)準(zhǔn)規(guī)定了用電感耦合等離子體原子發(fā)射光譜法測(cè)定五氧化二釩中氧化鉀、氧化鈉的含量。 本標(biāo)準(zhǔn)適用于五氧化二釩中氧化鉀、氧化鈉的測(cè)定。氧化鉀測(cè)定范圍（質(zhì)量分?jǐn)?shù)）：0.010 %～0.500%；氧化鈉測(cè)定范圍（質(zhì)量分?jǐn)?shù)）：0.010 %～1.000
Determination method of high-purity vanadium pentoxide potassium oxide and sodium oxide content
Prezentul standaid stabile?te metodele de deteiminaie a con?inutului de dioxid de zirconiu din dioxidul de zirconiu ?i anume : — metoda
ZIRCONIUM DIOXIDE Determination of zirconium dioxide content
Alumina. Method for the determination of phosphorus pentoxide
