AG真人:2g苯甲酸用多少水溶解(иӢҜз”Ій…ёең

AG真人еҶ·еҮқж°ҙеӣҫ2в‘Јд№ҷйҶҡиҗғеҸ–еҗҺзҡ„ж°ҙжә¶ж¶І,з”Ёжө“зӣҗй…ёй…ёеҢ–并充еҲҶеҶ·еҚҙ,дҪҝиӢҜз”Ій…ёе®Ңе…ЁжһҗеҮә,иҝҮж»Ө,зІ—дә§зү©з”Ёж°ҙйҮҚз»“жҷ¶еҫ—иӢҜз”Ій…ё,дә§йҮҸдёә2gгҖӮ(1)дёҚж–ӯжҗ…жӢҢ然еҗҺж”ҫзҪ®24hзҡ„зӣ®зҡ„жҳҜ(2)жӯҘйӘӨв‘ЎжЁӘзәҝеӨ„иЈ…зҪ®еҗҚAG真人:2g苯甲酸用多少水溶解(иӢҜз”Ій…ёеңЁdmfдёӯзҡ„жә¶и§ЈеәҰ)и‘Ўиҗ„й…’гҖҒжһңй…’гҖҒиҪҜзі–пјҢ0.8g/kgпјӣй…ұжІ№гҖҒйЈҹйҶӢгҖҒжһңжұҒгҖ”е‘ігҖ•еһӢйҘ®ж–ҷпјҢ1.0g/kgпјӣйЈҹе“Ғе·Ҙдёҡз”ЁеЎ‘ж–ҷжЎ¶иЈ…жө“зј©жһң蔬жұҒпјҢ2g/kgпјӣжһңжұҒгҖ”жһңе‘ігҖ•еҶ°пјҢ1.0g/kgгҖ”ж··з”ЁжҲ–еҚ•зӢ¬иҝҗз”ЁгҖ•гҖӮиӢҜз”Ій…ёе’ҢиӢҜз”Ій…ёй’еҗҢж—¶иҝҗз”Ёж—¶пјҢд»ҘиӢҜз”І

AG真人:2g苯甲酸用多少水溶解(иӢҜз”Ій…ёеңЁdmfдёӯзҡ„жә¶и§ЈеәҰ)


1、з”Ёе°‘йҮҸж°ҙжҙ—ж¶ӨеӣәдҪ“,жҠҪе№І,жҷҫе№ІеҗҺз§°йҮҸгҖӮдә§йҮҸ1пҪһ2gгҖӮеҲҶжһҗжҖқиҖғ1.еҰӮжһңеҲӨж–ӯиҝҳеҺҹеҸҚеә”е·Із»Ҹз»“жқҹ?дёәд»Җд№Ҳ?2.й…ҜеҢ–еҸҚеә”дёәдҪ•е…Ҳз”ЁеӣәдҪ“зўій…ёй’дёӯе’Ң,еҶҚз”Ё10%зўій…ёй’дёӯе’ҢеҸҚеә”ж¶І?й«ҳж•Ҳж¶ІзӣёиүІи°ұжі•жөӢе®ҡеҸҜд№җдёӯиӢҜз”Ій…ёгҖҒзі–зІҫ

2、1.иӢҜз”Ій…ёиӢҜз”Ій…ёдәҰз§°е®үжҒҜйҰҷй…ё,зҷҪиүІжҷ¶дҪ“,ж—иҮӯ,йҡҫжә¶дәҺж°ҙ,й’зӣҗеҲҷжҳ“жә¶дәҺж°ҙгҖӮиӢҜз”Ій…ёеҸҠе…¶й’зӣҗеңЁй…ёжҖ§жқЎд»¶дёӢ,еҜ№з»ҶиҸҢе’Ңй…өжҜҚжңүиҫғејәзҡ„жҠ‘еҲ¶дҪңз”Ё,жҠ—иҸҢи°ұиҫғе№ҝ,дҪҶеҜ№йңүиҸҢиҫғе·®,еҸҜ延缓йңүиҸҢз”ҹй•ҝ,pHеҖје‘Ҳ

3、жҸҸиҝ°еҢ–еӯҰе“Ғ,иӢұж–ҮеҗҚз§°:N-:еҲҶеӯҗејҸ:еҲҶеӯҗйҮҸ:213.23еҲ¶йҖж–№жі•е°Ҷ2gйӮ»ж°ЁеҹәиӢҜз”Ій…ёгҖҒ3.2gжәҙиӢҜгҖҒ2gзўій…ёй’ҫгҖҒ0.1gй“…зІүе’Ң12mgзЎқеҹәиӢҜж··еҗҲ,еҠзғӯеӣһ

4、(1)еҸ–ж·е“ҒзәҰ2gж”ҫе…Ҙзғ§жқҜдёӯ,еҠе…Ҙ25в„ғгҖҒ100gзҡ„и’ёйҰҸж°ҙе……еҲҶжҗ…жӢҢ,еҸ‘зҺ°ж·е“ҒеҮд№ҺжІЎжңүжә¶и§Ј,еҺҹеӣжҳҜжүҖеҫ—жә¶ж¶ІдёәиӢҜз”Ій…ёзҡ„еЎ«вҖңйҘұе’ҢвҖқжҲ–вҖңдёҚйҘұе’ҢвҖқ)жә¶ж¶І2)е°Ҷзғ§жқҜж”ҫеңЁзҹіжЈүзҪ‘дёҠеҠзғӯ

5、(3)ж®ӢжёЈеҠ1ml1:1ж°Ёж°ҙжә¶и§Ј,зҪ®ж°ҙжөҙй”…дёҠи’ёе№І,еҠ2mlж°ҙжә¶и§ЈгҖӮ(4)еҸ–ж®Ӣз•ҷзү©жә¶и§Јж°ҙжә¶ж¶І1mlдәҺиҜ•з®Ўдёӯ,еҠж•°ж»ҙ1%дёүж°ҜеҢ–й“Ғжә¶ж¶І,и§ӮеҜҹиҜ•з®Ўдёӯж¶ІдҪ“йўңиүІзҡ„еҸҳеҢ–гҖӮ4.з»“жһңеҲӨе®ҡ(1)еҲқжӯҘеҲӨе®ҡ:еҰӮиҜ•

6、2.зЎ«й…ёзӣҗзҡ„йҷҗйҮҸжЈҖжҹҘеҸ–жң¬е“Ғ2g,еҠж°ҙжә¶и§ЈдҪҝжҲҗ40ml,жә¶ж¶ІиӢҘдёҚжҫ„жё…гҖҒж»ӨиҝҮ,зҪ®50mlзәіж°ҸжҜ”иүІз®Ўдёӯ,еҠзЁҖHCl2ml,ж‘ҮеҢҖ,еҠ25ж°ҜеҢ–й’Ўжә¶ж¶І5ml,з”Ёж°ҙзЁҖйҮҠжҲҗ50ml,ж‘ҮеҢҖ,ж”ҫзҪ®10еҲҶй’ҹ

AG真人:2g苯甲酸用多少水溶解(иӢҜз”Ій…ёеңЁdmfдёӯзҡ„жә¶и§ЈеәҰ)


и“қзҹіи•ҠиҜ•зәёжЈҖйӘҢе‘Ҳй…ёжҖ§дёәжӯўеңЁеҶ·ж°ҙжөҙдёӯеҶ·еҚҙиҝҮж»Өеҫ—зҷҪиүІеӣәдҪ“жҷҫе№ІеҗҺз§°йҮҚдә§йҮҸзәҰ2g2й…ҜеҢ–еҸҚеә”е°ҶеҲ¶еҫ—зҡ„еҜ№ж°ЁеҹәиӢҜз”Ій…ёж”ҫе…Ҙ100mLеңҶеә•зғ§з“¶дёӯеҠе…Ҙж—ж°ҙд№ҷйҶҮе’Ңжө“зЎ«й…ёAG真人:2g苯甲酸用多少水溶解(иӢҜз”Ій…ёеңЁdmfдёӯзҡ„жә¶и§ЈеәҰ)еҸ–2,AG真人3-дәҢж°Ёеҹәиҗҳ0.1gдёҺзӣҗй…ёзҫҹиғә0.5g,еҠ0.1mol/Lзӣҗй…ёжә¶ж¶І100ml,еҝ…иҰҒж—¶еҠзғӯдҪҝжә¶и§Ј,ж”ҫеҶ·ж»ӨиҝҮ,еҚіеҫ—гҖӮжң¬ж¶Іеә”дёҙз”Ёж–°й…Қ,йҒҝе…үдҝқеӯҳгҖӮ11.дәҢзЎқеҹәиӢҜиҜ•ж¶ІеҸ–й—ҙдәҢзЎқеҹәиӢҜ2g,еҠд№ҷйҶҮдҪҝжә¶и§ЈжҲҗ10