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a(chn)ƷB Q u׻ Ӣ Tris (hydroxymethyl) aminoethane ʽ C4H11NO3 CAS NO. 77-86-1 121.14 ԡ ƷɫY(ji)oζ΢ΣƷƷˮҴܽ⡣ bcA棺 25KgͰ ڹ] c; t(y)ˎgwԇҲˎԭˎAƽ{(dio)(ji)ˎڼԺxѪY g(sh)ָˣ Ŀ g(sh)ָ yY(ji) ^ ɫY(ji) ɫY(ji) ,% 99.50%-101.0% 99.60% c 168-171 168.7-170.1 ˮ oɫ͸ ؽ 5ppm 2ppm ˮ,% 0.2% 0.06% PH 10.0-10.8 10.4 260nm max 0.06 abs unit 0.005 280nm max 0.02 abs unit 0.004 tV c˜ʈDVһ
l(f)rg 2011/11/22 16:48:00
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