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pH Electrode, Basic | Handheld Combination Meter pH/mV/Temperature Portable | pH Tester, Waterproof Handheld with Automatic Temperature Compensation |
Catalog #: 3275-41
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Catalog #: 3275-30
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Catalog #: 3275-25
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Our price: $36.50
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Our price: $134.50
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Our price: $62.50
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pH Tester, Waterproof Handheld | pH Tester, Basic Handheld with Automatic Temperature Compensation | pH Tester, Basic Handheld |
Catalog #: 3275-22
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Catalog #: 3275-15
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Catalog #: 3275-12
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Our price: $49.50
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Our price: $58.50
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Our price: $44.50
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Environmental Student Test Lab Kit | ||
Catalog #: 2000-10
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Our price: $52.00
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