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pls tell us your detailed need, and we will try our best to make you satisfied!

1)The inner and outside tube are made by Philips from Netherlands? 2)The tube Electrode is made by Newsylvania from USA 3)The purity of mercury is reach to 99.999999% 4)Presently, In china as the leader of equipment and production.....

with double layer. aquarium and fish farming use PH Combined Electrode with Plastic Body (double layer) with double layer. aquarium and fish farming use Model 99-I 99-IA Measuring Range 0 - 14 pH Temperature Range 0 - 60 °C Zero point.....

This product is made after processing, smashing, filtering waste graphite. Mainly used as carburetant in steel casting & smelting. 1).....

we can supply graphite electrode as follows; spec:200~600NP；200~550HP；350~550UHP longth:200~225：1600+/-100mm；250~500：1800+/-100mm；500~600：2100+/-100mm

We—ZD Instrument Factory, is a specialized manufacturer of Electro-Chemistry instruments. Our main products are pH meters and Waterproof pen pH Tester, “NUTRA-WAND”T.D.S meters, EC Check, CF Check, ppm Tests, ppt Tests, uS/cm Tests, mS/cm Tests, .....

we can accommodate need of you, we have best of all graphite electrodes in china, very care for bargaining to you. Outlines of graphite electrodes : common standard/high/super high power graphitic electrode in big scale used in metallurgy, .....