Protective 3ply ear loop masks agains Corona virus. Standard Din EN 149:2009 FFP2 NR D IFA certified 10.000.000 units available Stock in China Dimension: 7" x 3.75" Style: Elastic Earloop BFE: 95% to 99%
Protective ear loop masks agains Corona virus 4PLY CARBON MASK.>> 300cs x 40boxes x50=600,000 masks Technical Specs Dimension: 7" x 3.75" Style: Elastic Earloop Construction 4 layer 20gsm PP Woven 40gsm non woven with activated carbon 20gsm filter fabric 25gsm PP non-woven BFE: 95% to 99%
The water temperature year-round 7 degrees Celsius, pH 7.46. One liter of water containing - Calcium Ca + + 20:44 mg / l - Magnesium Mg + + 3.64 mg / l - Sodium Na + + 0.79 mg / l - K Potassium 0.27 mg / l - Bicarbonates HCO 3 - 79.30 mg / l - Nitrate NO3 4.28 mg / l - Sulphates SO4 8:52 mg / l - Cl - 3:45 Chlorides mg / l - Ph value - 7:46 - Dry residues at 180oC 67.00 mg / l. 0,5 l - 1,5 l plastic bottle 0,25 l - 0,75 l - 1 l glass bottle.
Tds 67 mg/l ph 7, 46 Sodium 0, 79 mg/l Calcium 20, 44 mg/l Magnesium 3, 64 mg/l Potassium 0, 27 mg/l Nitrate 4, 28 mg/l Pet bottle 0, 5 - 1 - 1, 5 l Glass bottle 0, 25 - 0, 75 - 1 l
