Mai auna ƙarfe mai nauyi na ƙasa mai nauyi

Portable ƙasa nauyi karfe gaugeAmfani da ƙa'idodin kasa (GB / T5009.11-2003) borohydrogen / carbide rage launi kwatancen, wato, bayan da samfurin ya narke, ƙara potassium iodide-thiourea da dumama, rage arsenic biyar zuwa arsenic uku, a ƙarƙashin yanayin acid, borohydrogen / potassium carbide rage arsenic uku zuwa mummunan uku, samar da hydrogen arsenicide shigo da ruwa mai rawaya, ta hanyar gwajin kayan aiki don samun abun ciki na arsenic.

1 kumaGround nauyi karfe gaugeKa'idar gwaji:
(A) Bayan an narkar da samfurin, duk nau'ikan ƙarfe masu nauyi (gami da arsenic, gubar, cadmium, chromium, mercury, nickel, baƙin ƙarfe, aluminum, zinc, manganese, jan ƙarfe, da dai sauransu) suna canzawa zuwa nau'ikan ion, bayan ƙara nau'ikan gwajin da suka dace da launi, a cikin wani ƙididdigar ƙididdiga, zurfin launin mafita yana da alaƙa da abun ciki na ƙarfe masu nauyi, bi dokar Lamb-Bill, sa'an nan kuma ta hanyar kayan aiki don auna ƙimar abun ciki, kwatanta da ƙa'idodin ingancin ingancin kayan aikin gona ba tare da gurɓataccen kayan lambu ba don ƙididdigar ƙididdigar ƙididdigar ƙ

(2) Ka'idodin gwaji da kuma amfani da ƙa'idodin ƙarfe masu nauyi
1. Ka'idar gwajin arsenic mai nauyi da kuma amfani da ka'idoji
Amfani da ƙa'idodin kasa (GB / T5009.11-2003) Borohydride rage launi kwatancen, wato, bayan samfurin da aka narka, ƙara potassium iodide-thiourea da dumama, rage arsenic biyar zuwa arsenic uku, rage arsenic uku zuwa mummunan arsenic uku a ƙarƙashin yanayin acid, samar da arsenic hydrogen shigo da ruwa mai rawaya, ta hanyar gwajin kayan aiki don samun abun ciki na arsenic.
2. Ka'idar gwaji da kuma amfani da ƙa'idodin gubar ƙarfe mai nauyi
Amfani da ƙa'idodin kasa (GB / T5009.12-2003) disulfide comparison hanyar, wato, bayan samfurin da aka narkar, a ƙarƙashin yanayin alkali mai rauni, gubar ions da disulfide samar da ja complex, bayan narkewa a cikin trichloromethane, comparison launi.
3. Ka'idar gwaji na karfe mai nauyi na chromium da kuma amfani da ka'idoji
Bayan an narke samfurin, a ƙarƙashin yanayin kasancewar manganese mai biyu, chromium ion da diphenylcarbonyl dihydrazide suna amsawa don samar da ruwan launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai launi mai
4. Ka'idar gwajin karfe mai nauyi na cadmium da kuma amfani da ka'idoji
Amfani da ƙa'idodin ƙasa (GB / T5009.15-2003) launi kwatance, wato, bayan samfurin da aka narkar, a karkashin yanayin alkali, cadmium ions da 6-bromophenylpropitiazole diazepanol samar da ja complex, narkewa a cikin trichloromethane, launi kwatance.
5. Ka'idar gwaji da kuma amfani da ƙa'idodin ƙarfe mai nauyi
Amfani da ƙa'idodin kasa (GB / T5009.17-2003) disulfide comparison hanyar, wato, bayan samfurin da aka narkar, a karkashin acid yanayi, mercury ions da disulfide samar da orange ja complex, narkewa a cikin trichloromethane, comparison launi.

III. Kayan aiki fasaha nuna alama
1, kayan aiki watsa rabo daidaito ≥ ± 0.5%
2, kayan aiki maimaitawa ≤ ± 0.05%
3, kayan aiki kwanciyar hankali Babu yawo / mintuna 30 (kayan aiki pre-dumama mintuna 5 bayan)
4, kuskuren layi ≤0.2%
4, kayan aiki ikon amfani ≤5W
5, wutar lantarki AC220V / 50Hz ko DC12V
6. Sakamakon fitarwa An gina sabon nau'in firintar zafi na iya buga sakamakon gwaji ta atomatik don sauƙin fahimta.
7, girma 43 × 35 × 20cm
8, mai karɓar baƙi nauyi 5.2kg
4.Portable ƙasa nauyi karfe gaugeauna abubuwa
1, kayan aiki auna abubuwa
An auna ƙarfe masu nauyi (gubar, arsenic, chromium, cadmium, mercury, baƙin ƙarfe, zinc, manganese, jan ƙarfe) tsakanin ƙasa, takin takarda, abinci, kayan lambu da 'ya'yan itace.
2, kayan aiki fadada gwajin abubuwa
Kayan aiki na iya fadada auna ƙasa, taki mai gina jiki abun ciki.
5 kumaKasa nauyi karfe detector FarashinTest siffofin
1, ingantaccen aiki, aiki kwanciyar hankali ne mafi kyau fiye da ƙasa misali JJG79-90 misali 5-6 sau, maimaitawa ya kai kashi class spectrophotometer nuna alama, amfani da microprocessor fasaha, guda kwamfuta sarrafawa, taɓa maɓallin, aiki mai sauki.
2, Heavy karfe gwaji ya yi amfani da hadaddun digestion da subitem gwajin fasaha, sauƙaƙe gwajin tsari, rage gwajin lokaci, sosai inganta gwajin inganci, inganta gwajin daidaito.
3, m scalability, na'urar ba kawai za a iya gano karfe mai nauyi kuma za a iya fadada gwajin auna ƙasa, taki, magungunan abinci a cikin tsire-tsire, mai amfani da inji ɗaya.
4, ƙasa mai nauyi karfe detector harvesting, na'urar, na'urar a cikin daya, daidai da wani karamin dakin gwaje-gwaje, biyu aluminum gami akwatin jiki, sauki don ɗaukar, sauki filin gwaji, motsi sabis. Ya dace da sashin gwajin asali don binciken kayan lambu, 'ya'yan itace da sauran abinci da ke ƙunshe da gurɓataccen ƙarfe mai nauyi.