First Name
*
Last Name
*
Email Address
*
State/Province
*
Alabama
Alaska
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California
Colorado
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Delaware
District of Columbia
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Zip/Postal Code
*
Country
*
United States
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Anguilla
Antarctica
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Bouvet Island
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Chile
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France
French Guiana
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Gabon
Gambia
Georgia
Germany
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Netherlands
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New Caledonia
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Niger
Nigeria
Niue
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Norway
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Paraguay
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Pitcairn
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Slovenia
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Somalia
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Sweden
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Tonga
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Vanuatu
Vatican City
Venezuela
Viet Nam
Virgin Islands (U.S.)
Western Sahara
Yemen
Zambia
Zimbabwe
Other
Phone
*
Do you currently use pH sensors provided by Yokogawa?
Yes, Exclusively
Sometimes
No
What is the average lifetime of your sensor?
Less than 3 months
3-6 months
6-12 months
2+ years
How many times a month do you calibrate pH sensors
0
1-2
3-4
5-6
7+