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Solid
Negative
Ion
Powder
Tester
Meter Stone
$
580
.00
Min. Order: 1 set
Alibaba
Testing Instrument & Equipment
Testing Equipment
Negative ions tester
(435 products available)
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Solid
Negative
Ion
Powder
Tester
Meter Stone
Ready to Ship
$580.00
Shipping per piece: $16.31
Min. Order: 1 set
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Industrial High Precision 0.01 pH Electrode with PTFE Diaphragm for Corrosive Liquids pH Probe
$35-100
Min. Order: 1 piece
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Handheld Laboratory Water Quality PH/TDS/salinity Portable Conductivity Meter
$250-271
Min. Order: 1 piece
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Pocket High Precision 7 in 1 Ph/opr/tds/ec/salinity/temperature Meters Water Quality
Tester
Digital Ph Pen
$72.75-132.85
Min. Order: 2 sets
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PTFE Coated pH Probe for Harsh Acid/Alkaline Chemical Solutions pH Electrode(0-14pH Range)
$30-100
Min. Order: 1 piece
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Mini Air
ION
Tester
Ready to Ship
$26-27.50
Shipping per piece: $9.95
Min. Order: 2 pieces
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Negative
Ion
test Machine,
Negative
Ion
Tester
$590-600
Min. Order: 1 piece
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Air Aeroanion Detector Meter
Negative
Oxygen
Ions
Anion Concentration Detector
Negative
Ion
Tester
$321.40-599.80
Min. Order: 1 piece
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Testing and Analysis Instruments
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