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沃特曼(màn)Whatman1542-185 Grade 542定(dìng)量濾(lǜ)紙(zhǐ) Whatman1542-185 Grade 542定(dìng)量(liáng)濾(lǜ)紙 Whatman1542-185 Grade 542定量濾(lǜ)紙(zhǐ)
沃(wò)特曼(màn)whatman硬(yìng)化低灰(huī)定量(liáng)濾紙(zhǐ)GRADE 541 : 20-25µm 1541-042 1541-047 1541-055 1541-090 1541-110 1541-125 1541-070 1541-150 1541-185 1541-240 1541-320 1541-400 過濾(lǜ)速(sù)度快(kuài),用於酸或鹼溶(róng)液中(zhōng)大顆(kē)粒和膠狀沉澱物(wù)過濾,如蛋白分析,水(shuǐ)泥分(fēn)析和(hé)動(dòng)物(wù)食(shí)品中纖(xiān)維(wéi)的(dí)測定(dìng)
沃特曼WHATMAN 541號硬化(huà)無灰(huī)級定量濾紙90mm 1541-090 Grade 541:22µm快速過(guò)酸(suān)型(xíng)或者鹼性溶液(yè)中大(dà)顆(kē)粒(lì)和(hé)膠狀沉澱物(wù),用(yòng)於比(bǐ)重分(fēn)析。典型應(yīng)用包(bāo)括動(dòng)物(wù)食品(pǐn)中(zhōng)纖(xiān)維測定,蛋白測(cè)定(dìng),水(shuǐ)泥(ní)氯化(huà)物分析以及(jí)煤(méi)和(hé)焦炭中氯和磷的測(cè)定。
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沃(wò)特曼whatman硬化無灰定(dìng)量濾紙GRADE 540 1540-055 1540-090 1540-110 1540-125 1540-150 1540-070 1540-185 1540-240 8μm常規(guī)過濾用(yòng)硬(yìng)化低灰定(dìng)量濾紙(zhǐ),灰分小於(yú)0.008%,中等(děng)流速(sù),常(cháng)用於酸性或(huò)鹼(jiǎn)性(xìng)溶(róng)液(yè)中(zhōng)金屬物質(zhì)的比(bǐ)重分(fēn)析(xī)
Grade 54: 20-25µmwhatman硬化低灰定量濾(lǜ)紙GRADE 54Very fast filtration for use with coarse and gelatinous precipitates. High wet strength makes this grade very suitable for vacuum
沃(wò)特(tè)曼whatman硬化低灰定量濾紙GRADE 50 Grade 52: 7µm The general purpose hardened filter paper with medium retention and flow rate. Very hard surface
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