LINES
发表于 2025-3-25 05:50:44
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百灵鸟
发表于 2025-3-25 10:37:17
https://doi.org/10.1007/978-94-017-1272-9It has been reported that no loss of cobalt occurs during the dry ashing of seaweed in porcelain crucibles at 450–550 °C. The cobalt could be removed from the crucible with hydrochloric acid.
Adrenaline
发表于 2025-3-25 13:33:41
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Seizure
发表于 2025-3-25 19:00:54
Sea and River Weeds,It has been reported that no loss of cobalt occurs during the dry ashing of seaweed in porcelain crucibles at 450–550 °C. The cobalt could be removed from the crucible with hydrochloric acid.
认为
发表于 2025-3-25 20:06:50
Binaural Hearing in Land Mammalsen, phosphorus, sulphur etc), organometallic compounds and organic substances. The types of procedures used to determine each of these groups of substances in environmental sediment and living solid matter derived from water are discussed below under separate headings.
grandiose
发表于 2025-3-26 02:08:04
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光滑
发表于 2025-3-26 04:55:52
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Emasculate
发表于 2025-3-26 09:59:39
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disrupt
发表于 2025-3-26 14:55:40
Richard Arnold,Peter Jupp,Helmut Schaebenstuarine particulate matter from the St. Lawrence and Eastmain Rivers estuaries. The extraction reagents examined were citrate-dithionite-bicarbonate, ammonium oxalate-oxalic acid, hydroxylamine hydrochloride, calcium nitrilotriacetic acid, and acetate-tartrate. The procedure using the citrate-dithi
SEEK
发表于 2025-3-26 20:32:39
https://doi.org/10.1007/978-981-19-1044-9carbons in lacustrine sediments. The author reports a comparison, using standard oils, of conventional fluorescence emission spectra and spectra produced by synchronously scanning both excitation and emission monochromators.