Materials Memo

Conductivity

Acid/Base Solutions

HNO₃

In mS/cm

Temperature	1%	2%	3%	4%	5%	10%	15%	20%	25%
0℃	39.5	76.1	113.4	147.2	179.5	330	448	523	575
20℃	57.4	108.5	161.4	210	258	462	616	717	794
40℃	81.4	148.1	215	275	330	586	778	902	1004
60℃	99.9	180.8	260	331	397	696	929	1079	1206
80℃	127.8	217	299	374	448	795	1075	1263	1426

H₂SO₄

In mS/cm

Temperature	1%	2%	3%	4%	5%	10%	15%	20%	25%
0℃	33.8	63.5	95	124.5	154	292	398	475	516
25℃	47	92.3	135.3	178	218	424	590	718	791
50℃	57.5	112.5	166	220	270	534	749	929	1043
75℃	63.7	126	188.5	249	307	612	871	1094	1251
100℃	68	137.5	206	273	336	673	963	1221	1418

HCl

In mS/cm

Temperature	1%	2%	3%	4%	5%	8%	12%	20%
0℃	65	125	179	229	273	387	479	558
16.25℃	91	173	248	317	379	527	650	745
32.5℃	114	217	313	401	477	660	820	938
48.75℃	135	260	370	474	565	793	985	1130
65℃	159	301	430	549	666	919	1146	1315

NaOH

In mS/cm

Temperature	1%	2%	3%	4%	5%	6%	10%	15%
0℃	31	61	86	105	127	146	195	215
25℃	53	101	145	185	223	256	359	412
50℃	76	141	207	268	319	368	528	647
75℃	97.5	182	264	339	408	473	692	987
100℃	119	223	318	410	495	575	847	1134