Ga waɗanda ke aiki a rumbun adanawa da adana sinadarai, akwai matsala da ta zama ruwan dare gama gari idan aka yi amfani da sinadarin caustic soda flakes a cikin kayan ajiyar kayan abinci, wanda ya wuce ranar karewa da aka buga a kan marufin. Zubar da su yana jin kamar ba shi da amfani, domin sinadarin caustic soda ba shi da tsada, musamman idan aka adana shi da yawa. Duk da haka, ci gaba da amfani da su yana haifar da damuwa game da raguwar inganci ko haɗarin aminci.
Domin taimakawa wajen magance wannan matsala, ana ba da shawarar wannan hanyar. Yi wa wannan jagorar alama don kawar da zato da kuma yanke shawara mai inganci da aminci.
- Fahimtar Ma'anar "Ranar Karewa" ga Caustic Soda
Da farko, yana da mahimmanci a fayyace cewa soda mai kauri (sodium hydroxide) wani sinadari ne na masana'antu wanda ke da karko a sinadarai. Idan aka tsaftace shi (abun da ke cikin NaOH ≥96%) kuma aka adana shi a cikin busasshiyar yanayi, za a iya ajiye shi na tsawon lokaci ba tare da lalacewa mai yawa ba. To me yasa masana'antun ke sanya wa ranar karewa alama?
Ranar ƙarewa da aka yiwa lakabi da "lokacin inganci mafi kyau," ba ma'anar rashin amfani ba zato ba tsammani. Caustic soda yana da hygroscopic sosai, yana shan danshi daga iska cikin sauƙi, wanda ke haifar da rashin narkewar abinci. Hakanan yana iya shan carbon dioxide kuma ya samar da sodium carbonate, yana rage tsarkinsa kuma yana shafar aikin sa.
Ranar ƙarewar masana'anta tana nuna lokacin da aka tabbatar da tsarki da inganci. Bayan wannan lokacin, wasu lalacewa na iya faruwa, amma ba lallai ba ne samfurin ya zama mara amfani - mabuɗin yana cikin matakin lalacewa. Yanayin ajiya yana shafar tsawon rai sosai. Idan aka adana shi a cikin busasshiyar wuri, mai iska, kuma mai rufewa sosai, har ma da soda mai ƙarewa na iya ci gaba da amfani. Akasin haka, idan aka adana shi a cikin yanayi mai danshi, mara iska mai kyau ko tare da marufi da ya lalace, yana yiwuwa ya lalace cikin sauri.
- Babban Dabaru: Hanya Daya Don Tabbatar Ko Za A Iya Amfani da Soda Mai Kauri
Wannan hanyar ba ta buƙatar kayan aiki masu rikitarwa kuma ana iya yin ta a wurin a cikin rumbun ajiya ko wurin aiki. Ta ƙunshi sassa biyu: duba gani
Mataki na 1 - Dubawa ta Gani: Kimantawa ta Farko game da Lalacewa
Mayar da hankali kan fannoni uku:
Launi: Tsarkakken soda mai kauri fari ne kuma iri ɗaya, ba tare da tabo ko canza launi ba. Idan samfurin da ya ƙare ya kasance fari da iri ɗaya, ba tare da yin rawaya ba, yin baƙi, ko launin toka, lalacewar zai yi ƙasa. Idan rawaya, yin baƙi, ko tabo masu launi daban-daban suka bayyana, lalacewar tana da tsanani, kuma ba a ba da shawarar amfani da ita ba.
Yanayin Jiki: Soda mai kauri da ba ta canzawa tana da tauri, bushewa, kuma ba ta mannewa idan aka taɓa ta (lokacin da ake saka safar hannu masu kariya). Idan ta ɗan yi laushi (ta ɗan jikewa amma babu taruwa) kuma har yanzu tana da tauri, za a iya amfani da ita. Idan ta yi tauri sosai, ta koma manna, ta manne, ko ta yi tauri, ta lalace sosai, kuma bai kamata a yi amfani da ita ba.
Yanayin Marufi: Marufi mara lalacewa, wanda ba shi da karyewa, kuma ba ya shiga iska yana nuna raguwar lalacewa. Idan marufin ya lalace ko kuma ya nuna alamun shigar danshi, ana buƙatar ƙarin gwaji.
Mataki na 2 - Gwaji Mai Sauƙi: Tabbatar da Tsabta
Idan duba ido ya nuna cewa akwai raguwar gani, yi wannan gwaji mai sauƙi don tabbatar da tsarki.
Kayan Aiki: Ruwan ɗumi (30-50°C), beaker, sandar juyawa, tsiri gwajin pH ko mitar pH.
Tsarin aiki: Sanya safar hannu da tabarau masu kariya, zuba ruwan ɗumi a cikin kwalbar. A hankali a zuba ƙaramin adadin soda mai kauri, ana juyawa har sai ya narke gaba ɗaya. A shirya ruwan da aka narkar (kimanin kashi 5%).
Auna pH. Maganin soda mai tsabta yana da pH na 13-14. Idan pH ɗin da aka auna yana tsakanin 12.5 da 14, tsarkin yana da yawa, kuma samfurin ya dace da yawancin aikace-aikacen masana'antu (misali, tsaftacewa, maganin ruwan shara). Idan pH ɗin yana ƙasa da 12.5, tsarkin ya ragu sosai, kuma ba a ba da shawarar amfani da shi ba.
Ƙarin Bayani: Don aikace-aikacen tsafta mai kyau (misali, samar da sinadarai masu kyau), koda kuwa pH ɗin ya dace, yi la'akari da aika samfurin don gwajin ƙwararru. Don aikace-aikacen da ba su da wahala (misali, tsaftacewa gabaɗaya, maganin ruwan shara), ana iya amfani da samfurin idan pH ɗin ya dace kuma alamun gani suna da kyau.
- Shawarwarin Aikace-aikace Dangane da Matsayin Lalacewa
Shari'a ta 1 - Ragewar jiki mai sauƙi (kamar yadda aka saba, ɗan ɗan rage nauyi, pH 12.5–14): Ya dace da aikace-aikacen da ba su da wahala kamar kayan aiki/tsaftace bututu, daidaita pH a cikin maganin ruwan sharar gida, da tsaftace bene. A guji amfani da shi a cikin kera daidai ko hanyoyin da suka shafi abinci. Ana iya ƙara yawan shan magani kaɗan (misali, ƙarin kashi 10-20%) don rama raguwar tsarki.
Shari'a ta 2 - Lalacewa mai tsanani (launi mara kyau, tarin abubuwa masu yawa, kama da manna, pH ƙasa da 12.5): Kada a yi amfani da shi. A jefar da samfurin yadda ya kamata.
Muhimmi: Sharuɗɗa Biyu Inda Har Ma Ba A Yi Amfani Da Soda Mai Kauri Ba
Idan marufi ya lalace kuma samfurin ya gurɓata (misali, ta hanyar abubuwa masu acidic, kayan da ke kama da wuta/fashewa, ko wasu ƙazanta), kada a yi amfani da su.
Idan samfurin yana fitar da wani wari mara daɗi, ko yana nuna tabo na mold, ko kuma yana fitar da iskar gas mai ban haushi, kar a yi amfani da shi.
Lokacin Saƙo: Afrilu-27-2026
