Novel liquid for measuring total calcium in soil, preparation method of novel liquid and method for measuring total calcium in soil
The invention discloses a liquid for measuring total calcium in soil, a preparation method of the liquid and a method for measuring total calcium in soil, and relates to the technical field of chemical detection.The method comprises the steps that S1, 0.2-0.3 g of an acid digestion sample is accurat...
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| creator | ZHANG ZHIHANG GAO SHIJIE JIN CHENYUN LU CONGYAN HE JIAJI ZHANG MIAOMIAO HUANG XITAO HUANG RUI XUAN JUNYAN ZHONG DIYANG JIANG BING MAO CHENGNUO DAI DONGFA |
| description | The invention discloses a liquid for measuring total calcium in soil, a preparation method of the liquid and a method for measuring total calcium in soil, and relates to the technical field of chemical detection.The method comprises the steps that S1, 0.2-0.3 g of an acid digestion sample is accurately weighed and placed in a digestion tank; s2, adding a small amount of solvent into the digestion tank to wet the acid digestion sample; s3, sequentially adding hydrochloric acid, nitric acid and hydrofluoric acid into the digestion tank; step S4; placing and digesting the acid digestion sample for 10 minutes; when in use, the problems of poor precision, poor stability and complicated operation in the prior art are solved. The method has the advantages of being easy and convenient to operate, high in precision and stable.
本发明公开了一种土壤中全钙的测定液及其制备方法、土壤中全钙的测定方法，涉及到化学检测的技术领域，步骤S1：准确称取0.2-0.3g的酸消解试样并将所述酸消解试样置于消解罐；步骤S2：消解罐加入少量的溶剂润湿所述酸消解试样；步骤S3：在消解罐依次加入盐酸、硝酸、氢氟酸；步骤S4；酸消解试样放置消解10分钟。在使用时，克服现有技术存在精密度、稳定性差，操作繁琐的问题。本发明具有操作简便，精 |
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本发明公开了一种土壤中全钙的测定液及其制备方法、土壤中全钙的测定方法，涉及到化学检测的技术领域，步骤S1：准确称取0.2-0.3g的酸消解试样并将所述酸消解试样置于消解罐；步骤S2：消解罐加入少量的溶剂润湿所述酸消解试样；步骤S3：在消解罐依次加入盐酸、硝酸、氢氟酸；步骤S4；酸消解试样放置消解10分钟。在使用时，克服现有技术存在精密度、稳定性差，操作繁琐的问题。本发明具有操作简便，精</description><language>chi ; eng</language><subject>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES ; MEASURING ; PHYSICS ; TESTING</subject><creationdate>2022</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220920&DB=EPODOC&CC=CN&NR=115078020A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76516</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220920&DB=EPODOC&CC=CN&NR=115078020A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ZHANG ZHIHANG</creatorcontrib><creatorcontrib>GAO SHIJIE</creatorcontrib><creatorcontrib>JIN CHENYUN</creatorcontrib><creatorcontrib>LU CONGYAN</creatorcontrib><creatorcontrib>HE JIAJI</creatorcontrib><creatorcontrib>ZHANG MIAOMIAO</creatorcontrib><creatorcontrib>HUANG XITAO</creatorcontrib><creatorcontrib>HUANG RUI</creatorcontrib><creatorcontrib>XUAN JUNYAN</creatorcontrib><creatorcontrib>ZHONG DIYANG</creatorcontrib><creatorcontrib>JIANG BING</creatorcontrib><creatorcontrib>MAO CHENGNUO</creatorcontrib><creatorcontrib>DAI DONGFA</creatorcontrib><title>Novel liquid for measuring total calcium in soil, preparation method of novel liquid and method for measuring total calcium in soil</title><description>The invention discloses a liquid for measuring total calcium in soil, a preparation method of the liquid and a method for measuring total calcium in soil, and relates to the technical field of chemical detection.The method comprises the steps that S1, 0.2-0.3 g of an acid digestion sample is accurately weighed and placed in a digestion tank; s2, adding a small amount of solvent into the digestion tank to wet the acid digestion sample; s3, sequentially adding hydrochloric acid, nitric acid and hydrofluoric acid into the digestion tank; step S4; placing and digesting the acid digestion sample for 10 minutes; when in use, the problems of poor precision, poor stability and complicated operation in the prior art are solved. The method has the advantages of being easy and convenient to operate, high in precision and stable.
本发明公开了一种土壤中全钙的测定液及其制备方法、土壤中全钙的测定方法，涉及到化学检测的技术领域，步骤S1：准确称取0.2-0.3g的酸消解试样并将所述酸消解试样置于消解罐；步骤S2：消解罐加入少量的溶剂润湿所述酸消解试样；步骤S3：在消解罐依次加入盐酸、硝酸、氢氟酸；步骤S4；酸消解试样放置消解10分钟。在使用时，克服现有技术存在精密度、稳定性差，操作繁琐的问题。本发明具有操作简便，精</description><subject>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</subject><subject>MEASURING</subject><subject>PHYSICS</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjLsKAjEQANNYiPoPa6-QU0RbORSrq-yPJdnoQi4b8_AH_HEtFCyvmmKGmapXJ0_y4PlR2YKTBANhronDDYoU9GDQG64DcIAs7FcQE0VMWFjCJy53sSAOwv8Hg_2pEcu5mjj0mRZfztTyfLq2lzVF6SlHNBSo9G3XNDu9P-iNPm7HNG8h90ox</recordid><startdate>20220920</startdate><enddate>20220920</enddate><creator>ZHANG ZHIHANG</creator><creator>GAO SHIJIE</creator><creator>JIN CHENYUN</creator><creator>LU CONGYAN</creator><creator>HE JIAJI</creator><creator>ZHANG MIAOMIAO</creator><creator>HUANG XITAO</creator><creator>HUANG RUI</creator><creator>XUAN JUNYAN</creator><creator>ZHONG DIYANG</creator><creator>JIANG BING</creator><creator>MAO CHENGNUO</creator><creator>DAI DONGFA</creator><scope>EVB</scope></search><sort><creationdate>20220920</creationdate><title>Novel liquid for measuring total calcium in soil, preparation method of novel liquid and method for measuring total calcium in soil</title><author>ZHANG ZHIHANG ; GAO SHIJIE ; JIN CHENYUN ; LU CONGYAN ; HE JIAJI ; ZHANG MIAOMIAO ; HUANG XITAO ; HUANG RUI ; XUAN JUNYAN ; ZHONG DIYANG ; JIANG BING ; MAO CHENGNUO ; DAI DONGFA</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN115078020A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2022</creationdate><topic>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</topic><topic>MEASURING</topic><topic>PHYSICS</topic><topic>TESTING</topic><toplevel>online_resources</toplevel><creatorcontrib>ZHANG ZHIHANG</creatorcontrib><creatorcontrib>GAO SHIJIE</creatorcontrib><creatorcontrib>JIN CHENYUN</creatorcontrib><creatorcontrib>LU CONGYAN</creatorcontrib><creatorcontrib>HE JIAJI</creatorcontrib><creatorcontrib>ZHANG MIAOMIAO</creatorcontrib><creatorcontrib>HUANG XITAO</creatorcontrib><creatorcontrib>HUANG RUI</creatorcontrib><creatorcontrib>XUAN JUNYAN</creatorcontrib><creatorcontrib>ZHONG DIYANG</creatorcontrib><creatorcontrib>JIANG BING</creatorcontrib><creatorcontrib>MAO CHENGNUO</creatorcontrib><creatorcontrib>DAI DONGFA</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ZHANG ZHIHANG</au><au>GAO SHIJIE</au><au>JIN CHENYUN</au><au>LU CONGYAN</au><au>HE JIAJI</au><au>ZHANG MIAOMIAO</au><au>HUANG XITAO</au><au>HUANG RUI</au><au>XUAN JUNYAN</au><au>ZHONG DIYANG</au><au>JIANG BING</au><au>MAO CHENGNUO</au><au>DAI DONGFA</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Novel liquid for measuring total calcium in soil, preparation method of novel liquid and method for measuring total calcium in soil</title><date>2022-09-20</date><risdate>2022</risdate><abstract>The invention discloses a liquid for measuring total calcium in soil, a preparation method of the liquid and a method for measuring total calcium in soil, and relates to the technical field of chemical detection.The method comprises the steps that S1, 0.2-0.3 g of an acid digestion sample is accurately weighed and placed in a digestion tank; s2, adding a small amount of solvent into the digestion tank to wet the acid digestion sample; s3, sequentially adding hydrochloric acid, nitric acid and hydrofluoric acid into the digestion tank; step S4; placing and digesting the acid digestion sample for 10 minutes; when in use, the problems of poor precision, poor stability and complicated operation in the prior art are solved. The method has the advantages of being easy and convenient to operate, high in precision and stable.
本发明公开了一种土壤中全钙的测定液及其制备方法、土壤中全钙的测定方法，涉及到化学检测的技术领域，步骤S1：准确称取0.2-0.3g的酸消解试样并将所述酸消解试样置于消解罐；步骤S2：消解罐加入少量的溶剂润湿所述酸消解试样；步骤S3：在消解罐依次加入盐酸、硝酸、氢氟酸；步骤S4；酸消解试样放置消解10分钟。在使用时，克服现有技术存在精密度、稳定性差，操作繁琐的问题。本发明具有操作简便，精</abstract><oa>free_for_read</oa></addata></record> |
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| title | Novel liquid for measuring total calcium in soil, preparation method of novel liquid and method for measuring total calcium in soil |
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