Introduction: *The whole machine is made of high-strength 304 stainless steel material sandblasting *The use of high-quality nylon hair brush roller, after more than ten years of use certification, no hair loss, no fading, long service life. *The brush arrangement is tight and moderate, the spac...
техникийн шаардлага. 3-р хэсэг: Шугам хоолойн хэмжээ-Хялбаршуулсан арга. EN 973, Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers.