硫含量測定儀產(chǎn)品及廠家
儀器采用紫外熒光法(s)、化學(xué)發(fā)光法(n)原理,可以用于檢測各種液態(tài)、固態(tài)和氣態(tài)樣品中的微量的硫和氮元素含量。儀器廣泛應(yīng)用于石油及石油化工、進(jìn)出口商品檢驗、生物制藥、環(huán)保、衛(wèi)生、教學(xué)、科研等部門。適用范圍:用于測定原油、餾分油、石油氣、石油化工產(chǎn)品、食品等中總硫/總氮含量。
更新時間:2025-09-24
sy-2000s熒光定硫儀采用紫外熒光法測定原理，當(dāng)樣品被高溫裂解氧化反應(yīng)后，其中的硫化物定量地轉(zhuǎn)化為二氧化硫，再由載氣送入膜式干燥器脫去水份后進(jìn)入反應(yīng)室，二氧化硫受特定波長紫外線照射后，吸收這種射線使部分電子轉(zhuǎn)向高能軌道，一旦電子轉(zhuǎn)回軌道時，過量的能量以光的
更新時間:2025-09-24
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