敌鼠钠盐(英文名:sodium diphacinone),[2]又名双苯杀鼠酮钠盐,[4]化学名称为2-二苯基乙酰基-1,3-茚满二酮钠盐,[3]是第一代抗凝血的杀鼠剂。[4][7]该品为淡黄色粉末,纯品为黄色针状结晶,无臭无味,既可以溶于热水,也能溶于乙醇等有机溶剂。[6]其分子式为C23H15O3Na,分子质量为362.36。[3]
自1971年以来,敌鼠钠盐这一药剂已在中国及其他国家得到广泛应用。[7]敌鼠钠盐通过抑制维生素K的作用,阻碍血液中凝血酶原的合成,使摄食该药的老鼠内脏出血不止而死亡。通常情况下,鼠类取食后4至6天便会出现死亡现象。[6]通常配制成0.2%敌鼠钠盐稻谷应用,也可采用0.025%或0.05%低浓度毒饵多次投药灭鼠。[8]它具备高效、经济、安全、适口性好的特点,且长期使用不会产生抗药性。[6][9]市售的剂型有1%粉剂和1%钠盐制剂,[10]主要用于城乡居民住宅、粮仓、畜舍及农田等场所杀灭各种鼠类。[11]
敌鼠钠盐对人有剧毒,[12]误食本品浸拌的毒饵或毒死的禽、畜,均可导致中毒。[4]口服0.06~0.25g即可引起中毒,0.5~2.5g可致死,[12]临床表现为全身多处出血,严重会失血、贫血、休克,需用维生素K1治疗。[6][13]其鉴定方法包括试纸鉴定法、氢氧化钠鉴定法、三氯化铁试剂鉴定法等,在取样量0.05ml的情况下最低检出浓度为50μg/ml,加大取样量后,更低浓度的敌鼠钠盐会被检测出来。[14][15]
使用史
自1971年以来,敌鼠钠盐这一药剂已在中国及其他国家得到广泛应用。[7]
物理性质
敌鼠钠盐的纯品呈黄色针状结晶,工业品则为黄色无臭的针状晶体,熔点范围在 146~147℃,该物质不溶于水,但可溶于丙酮、乙醇等有机溶剂。敌鼠钠盐本身为淡黄色粉末,无臭无味,既可以溶于热水,也能溶于乙醇等有机溶剂。[6][9]其分子式为C23H15O3Na,分子质量为362.36。[3]
化学性质
应用领域
敌鼠钠盐主要用于城乡居民住宅、粮仓、畜舍及农田等场所杀灭各种鼠类。[11]作为第一代抗凝血杀鼠剂,敌鼠钠盐是中国应用最为广泛的品种之一。它具备高效、经济、安全、适口性好的特点,且长期使用不会产生抗药性,通常情况下,鼠类取食后4至6天便会出现死亡现象。[6][9]
毒性
敌鼠钠盐对人、畜有剧毒,口服0.06~0.25g可引起中毒,0.5~2.5g可致死,[12]临床表现为全身多处出血,严重会失血、贫血、休克,需用维生素K1治疗。[6][13]
制备方法
生理作用
敌鼠钠盐进入机体后,不易分解和排泄,干扰肝对维生素K的利用,抑制Ⅱ、Ⅶ、Ⅸ、X因子合成,因而影响凝血活酶及凝血酶原的合成,使出血时间和凝血时间延长。并可直接损害毛细血管壁,产生脉管炎,管壁通透性和脆性增加,因之可破裂出血。中毒个体无剧烈的不适症状,不易被同类警觉。[4][6]
注意事项
敌鼠钠盐对人、畜、家禽有毒,使用时要注意安全,剩余的毒饵应及时处理,避免人和家畜误食。[11]误食后可服用维生素K解毒,并及时就医抢救。[6]敌鼠钠盐能使鼠类重复取食,直至死亡,中毒后没有早期症状,不会引起其他老鼠惊觉,连续投放可收到较好的灭鼠效果。[11]药剂应贮于阴凉、干燥处。[6]
主要剂型
使用方法
毒饵:取20份鼠类喜吃的食物,如麦粉、甘薯、大豆、花生等为饵料,加入适量的动、植物油和1份1%敌鼠钠盐粉剂,配成毒饵,于黄昏前投放在鼠洞附近或鼠类经常出没的地方诱杀,一般需连续投放3-5天。[11]毒水:在仓库、住宅内,可直接用1%敌鼠钠盐粉剂1份,兑水20份,加少量食糖,盛于碟内,放在老鼠出没的地方诱杀。[11]
鉴定方法
| 方法 | 简介 | |
|---|---|---|
| 试纸鉴定法[14] | 适用范围 | 本方法适用于食物、水及中毒残留物中敌鼠钠盐的快速检测 |
| 检测原理 | 敌鼠钠盐化学名为2-二苯基乙酰基-1、3-茚二酮,可与三氯化铁反应出现砖红色 | |
| 检测试材 | 敌鼠显色剂,试纸,样品提取器皿 | |
| 样品处理 | 1.黄色或微黄色液体样品,直接取液体测定; 2.固体或半固体样品:取1~5g样品于带塞的试管或瓶子中,加等量或两倍量的乙酸乙酯振摇提取,取放置分层或过滤得到的乙酸乙酯溶液待测 | |
| 操作方法与结果判断 | 取待测样品溶液1滴于试纸上,等试纸上的溶液稍干后,在原点上加1滴敌鼠显色剂,如果出现砖红色斑点为强阳性反应,如果出现红色环状为弱阳性反应 | |
| 注意事项 | 为了提高方法灵敏度,可在试纸的同一处多滴几次样品溶液,每滴一次都要等试纸稍千后再滴 | |
| 试剂质量控制 | 1.方法检出限为2.5ug,在取样量0.05ml的情况下最低检出浓度为50μg/mL, 加大取样量后,更低浓度的敌鼠钠盐就会检测出来; 2.试剂有效期应大于12个月。阳性对照试验无反应时不可再用 | |
| 样品处理鉴定法[15] | 取样品(可疑食物、呕吐物、洗胃液或胃内容物)适量(如样品为液体,应在水浴上蒸发至干),加100毫升无水酒精,在水浴上温浸15分钟,过滤,将滤液在水浴上蒸干,得残渣(残渣应为黄色或淡黄色) | |
| 氢氧化钠鉴定法[15] | 取0.1当量氢化钠的残渣饱和溶液,加入等体积10当量氢氧化钠,如为敌鼠,则有黄色沉淀形成 | |
| 三氯化铁试剂鉴定法[15] | 1.三氯化铁试剂配制:取三氯化铁9克,加适量的蒸馏水,使溶解成100毫升即得。 2.将50毫克残渣溶于1.5毫升无水酒精中,加入三氯化铁试液1滴,如为敌鼠,则有红色悬浮物形成 | |
| 盐酸-庚烷法[15] | 取3毫升血浆加0.5毫升3N盐酸及10毫克维生素O于盛有20毫升庚烷的带塞三角瓶中,振摇20分钟,倾入离心管中,用转速为3,000转/分的速度离心5~10分钟,待分层完全后,取出庚烷层放于另一个清洁的带塞三角瓶中。加3毫升蒸馏水及0.5毫升3N盐酸振摇5分钟以洗庚烷,再倾入离心管中,用转速3,000转/分的速度,离心5分钟,分出庚烷层(弃去水层)于小瓷坩埚中,于沸水浴上蒸干,放冷,加1.5毫升无水酒精溶解残渣,加入1滴1%氯化铁试液,如为敌鼠,则显红色 | |
参考资料 17
- 参考 1
- https://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLUKNFYGP4UJNSTXTLUDNG/n/dsrqw/book/base/15122747/87a7efb69c164845830ed7423ee6c50a/9b216d957f7c0160d60055d5cea00d14.shtml?dm=-845579977&dxid=000019576168&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90+%E7%BA%AF%E5%93%81%E4%B8%BA%E9%BB%84%E8%89%B2%E9%92%88%E7%8A%B6%E7%BB%93%E6%99%B6&sch=%E6%9D%80%E9%BC%A0%E5%89%82&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fa9c4b8cac83af2d3593ec3e67051611025da8e802aed6daf9b7a9b62adeea33d25d61090355924f2aa1ec40f4dfdaffe42aba56932494f66a12713786e12411fd&template=dsrquanwen&zjid=000019576168_134
- http://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLU4NBTX6354NBVXM5BPMNYA/n/dsrqw/book/base/10755622/0b2252c8eb0f4cd18baaba24e089088b/2e2e7eed737a40a4b64ffc921f571cb5.shtml?dm=-1805745327&dxid=000000249636&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90&sch=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fae2db811a22bda8a887739184a16f401b85e24c8e677b5ab248a46d18790bea0b53c2d5ddcaf1f2e0d8230074dfa98c728bb50089f349890c848d1dfa79571d32&template=dsrquanwen&zjid=000000249636_41
- https://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLU4NBTX6354NBVXM5BPMNYA/n/dsrqw/book/base/14277175/36889295b3674812bbf3227fe2d02502/448bb57798187834a97affe8d8702d45.shtml?dm=-1805745327&dxid=000016571940&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90&sch=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fadfaebefd788cf522b975454130519de5c44bd853690c798772c173b6f1bf6bbe69c8025040ce8842e0b7efbd25f423056f78d72446ffb8a6988f78f9c1c05c4b&template=dsrquanwen&zjid=000016571940_392
- 中华人民共和国海关总署 公告第416号 — 中华人民共和国农业农村部
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- https://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLUKNFYGP4UJNSTXTLUDNG/n/dsrqw/book/base/15208997/04a29205f15e4857baf369d6194fcc07/e4479e92dbcfbf5639a7ee617538dd12.shtml?dm=-845579977&dxid=000030576245&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90+%E5%B9%BF%E6%B3%9B%E4%BD%BF%E7%94%A8&sch=%E6%8A%97%E5%87%9D%E8%A1%80%E6%9D%80%E9%BC%A0%E5%89%82%E4%B8%AD%E6%AF%92&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fa4c30613d7ccda859193d8741ac3911def1f08185aa75b8b02351d87473f833882304f9f1208824c53d3cc3d528fbed40afbf16cf9b23c3c14cff85134644848d&template=dsrquanwen&zjid=000030576245_192
- https://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLUKNFYGP4UJNSTXTLUDNG/n/dsrqw/book/base/11426843/522d91d7cad3401fab5574fe17b5b667/e00ac3e4bac8dcc271b026c72bbecb14.shtml?dm=-845579977&dxid=000001338848&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90+%E4%BD%8E%E6%B5%93%E5%BA%A6&sch=%E6%94%BE%E5%85%BB%E6%9C%9F%E5%A4%A9%E6%95%8C%E7%9A%84%E9%98%B2%E5%BE%A1%E5%92%8C%E6%B6%88%E9%99%A4&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fa563ed734c296fb1f72430b80d74f365ef905e2336674b060e06935d0363e230fc5edda6c95f539619c9338e0e2a9f60463705249161f1a7f55c2fe973fd50b5d&template=dsrquanwen&zjid=000001338848_87
- https://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLUKNFYGP4UJNSTXTLUDNG/n/dsrqw/book/base/12053390/e9e6c41e64704e6ea64cf65875e012dc/519c2b4de4e76dbf61a8af8432309e46.shtml?dm=-845579977&dxid=000001266719&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90+%E8%B0%B7%E7%89%A9%E6%AF%92%E9%A5%B5&sch=%E5%B0%BA%E8%9B%BE%E7%A7%91&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fa78fb0075b7a092728208be0fcbf998bfbb37bbaf9e0405ba7967fe384686d143e55d879f40dc29d450915ad4c6355373a0fc665708a945a945094bfae8d1b92d&template=dsrquanwen&zjid=000001266719_234
- https://ycfw.library.hb.cn:8000/vpn/2/http/P75YPLU4NBTX6354NBVXM5BPMNYA/n/dsrqw/book/base/14346919/201716a862404863bafca5ab949fc1e8/0ab17e0fc7e672fd7f4ec7dc182c325d.shtml?dm=-1805745327&dxid=000016885203&tp=dsrquanwen&uf=1&userid=3323&bt=qw&pagetype=6&sKey=%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90+80%25%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90%E7%B2%89%E5%89%82&sch=Chapter21%E6%95%8C%E9%BC%A0%E9%92%A0%E7%9B%90%E4%B8%AD%E6%AF%92&searchtype=qw&sourceurl=43d26d1f384904422c3b78c07dc074f3ee866465eb801e9ae02205beb091265309be6624587199f26b0b22de804c317a999fec4ef642780dba391b1bb10c62fa38fb55e15ec6ea82828bd4617526f090ce8872f0681308ec6d5bbf9a6141c48385e536b0ad945cac6b05fe5fa19ae2598db6dcf430077f6fac801f8202597582&template=dsrquanwen&zjid=000016885203_78
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