2-Mercaptopyridine N-oxide sodium salt is a bidentate complexing agent used to chelate transition metals at a pH range of 0.7-7.4. 2-Mercaptopyridine N-oxide sodium salt is also used as a selective absorptiometric reagent in the determination of palladium.

CAS：3811-73-2
中文别名：吡啶硫酮;吡硫霉净;2-巯基吡啶氧化物钠盐;2-巯基吡啶-1-氧化钠盐;α-巯基吡啶-N-氧化物钠;吡啶硫酮钠;
英文别名：2-Mercaptopyridine-N-Oxide,Sodium Salt;2-Mercaptopyridine-1-oxide sodium salt;1-hydroxy-1H-pyridine-2-thione sodium salt;Sodium pyrithione(NaPT);2-Pyridinethiol-1-oxide sodium salt;Pyrithione sodium salt;1-hydroxy-2(1H)-pyridinethione sodium salt;Sodi;1-hydroxy-1,2-dihydropyridine-2-thione sodium salt;N-Hydroxypyridinethione Sodium Salt;2-mercaptopyridine-1-oxide sodium salt;PYRITHIONE SODIUM;1-Hydroxy-2-pyridinethione sodium salt;thione(reagent);PYRITHIONE SODIUM SALT;Sodium Pyrithione;2-Mercaptopyridine N-Oxide Sodium Salt;SODIUM PYRITHIONE;Sodium pyrithion;NaPT;
分子式：C5H4NNaOS
分子量：149.146
精确质量：148.991
Psa：25.46
Logp：1.0209

MDL号：MFCD01941547

外观与性状：透明溶液
密度：1.22
沸点：109 °C
熔点：-25 °C
闪点：107.3ºC
水溶解性：54.7 g/100 mL
稳定性：Stable under normal temperatures and pressures.
储存条件：Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

RTECS号：UT9000000
安全说明：S26-S36-S24/25-S37/39
危险类别码：R22; R36/38
WGK Germany：3
海关编码：2933399090
危险品标志：Xn
危险性描述：H315; H319; H335
信号词：Warning
危险标志：GHS07
危险性防范说明：P261; P305 + P351 + P338

用途
日化产品、胶粘剂、造纸、医药、农药、皮革制品、消毒用品等。