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LANGFANG TECHNOLOGY CO.,LTD
Add:NO.151 JIXING BUSINESS CENTRE CHANGAN DISTRICT SHENGLI STREET SHIJIAZHUANG CHINA
Mobile:86-13784412177
86-15633599261
E-mail:info@longfacorp.com
Web:www.longfacorp.com
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Products >>
Water Filtration Media |
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| Polyphosphate crystals water antiscalant |
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Polyphosphate crystals water antiscalant
Theory of anti-scale: Na2[Na4(PO3)6]+CaX →Na2[Na2Ca(PO3)6]+Na2X (soluble complex)
Na2[Na2Ca(PO3)6]+CaX →Na2[Ca2(PO3)6]+Na2X (soluble complex)
Theory of anti-corrosion: Fe(OH)2+Na2[Ca2(PO3)6] →FeCa2(PO3)6+NaOH (insoluble film)
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Heavy metal Test result - safe for life and drinking water treatment |
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Item |
Unit |
Test requirement |
Test result |
Conclusion |
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Ball size |
mm |
17mm/20mm/23mm |
17mm/20mm/23mm |
ok |
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Appearance |
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transparent glassy ball |
transparent glassy ball |
ok |
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PH valut |
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7±0.5 |
7±0.5 |
ok |
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Arsenic (As) |
mg/L |
≤0.005 |
<0.005 |
ok |
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Cadmium (Cd) |
mg/L |
≤0.0005 |
<0.0001 |
ok |
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Chromium (Cr) |
mg/L |
≤0.005 |
<0.004 |
ok |
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Plumbum (Pb) |
mg/L |
≤0.001 |
<0.001 |
ok |
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Ag |
mg/L |
≤0.005 |
<0.005 |
ok |
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Selenium (Se) |
mg/L |
≤0.001 |
<0.001 |
ok |
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Hg |
mg/L |
≤0.0002 |
<0.0002 |
ok | |
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