Apera Instruments TN420 Portable White Light Turbidity Meter, EPA 180.1 Compliant

Built with a tungsten filament lamp and uses the 90° scattering method, compliant with the U.S EPA 180.1 method

Reading Error≤ ±2% of reading+ stray light in 0 to 1000 NTU (FNU)

EPA-approved AMCO high-molecular polymer turbidity standard solutions (0, 20, 100, 400, 800 NTU), non-toxic and disposable, guaranteed one-year shelf life.

Large screen with a user-friendly operation system

Retail Price: $ 694.2

Wholesale Price: Inquire Now


Premium-quality tungsten filament lamp light source Compliant with U.S EPA 180.1 method for the determination of turbidity in drinking, ground, surface, and saline waters, domestic and industrial wastes. The lamp is replaceable.	Intuitive Operation System The large TFT color screen with graphic navigation supports English, Spanish, and Chinese. Intelligent functions such as automatic calibration, real-time clock display, calibration date check, auto. power off, and low battery reminder are built-in to ensure ease of use.	EPA approved AMCO standards The kit comes with AMCO high-molecular polymer turbidity standard solutions (0, 20, 100, 400, 800 NTU) - EPA approved primary standards that are safe, non-toxic and disposable, guaranteed one-year shelf life. Store the standards at room temperature. They must NOT be frozen.	Rechargeable battery 3.7V rechargeable lithium battery can supply power for over 20 hours of continuous measurement.


	TN420	TN500	TN400	TN480
Method Compliancy	U.S EPA 180.1	U.S EPA 180.1	ISO 7027	ISO 7027
Light Source	Tungsten filament lamp (replaceable)	Tungsten filament lamp (replaceable)	Infrared lamp (non-replaceable)	Infrared lamp (non-replaceable)
Range	0-1000 NTU	0-1000 NTU	0-1000 NTU	0-1000 NTU
Calibration Points	0, 20, 100, 400, 800 NTU	0, 20, 100, 400, 800 NTU	0, 20, 100, 400, 800 NTU	0, 20, 100, 400, 800 NTU
Accuracy	≤ 2% of reading +/- stray light	≤ 2% of reading +/- stray light	≤ 2% of reading +/- stray light	≤ 2% of reading +/- stray light
Measurement Mode	Normal or Average	Normal or TruRead	Normal or Average	Normal or TruRead
Data Storage	N/A	200 Sets with USB data output	N/A	200 Sets with USB data output
Calibration Record	Yes or No	Date and time	Yes or No	Date and time
0 NTU Error Reminder	N/A	Yes	N/A	Yes
Power Supply	Rechargeable lithium battery	Rechargeable lithium battery	AAA batteries	AAA batteries

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Apera Instruments TN420 Portable White Light Turbidity Meter, EPA 180.1 Compliant

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Product introduction

Shipping Notices

Apera Instruments TN420 is built with a tungsten filament lamp as the light source and uses the 90° scattering method, which is compliant with the U.S EPA 180.1 method for the determination of turbidity in drinking, ground, surface, and saline waters, domestic and industrial wastes. The instrument is designed for water quality professionals, offering long-term reliability in high-accuracy turbidity measurement with an intuitive operating system and simple calibration. Powered by 3.7V rechargeable lithium battery, the meter can operate continously for up to 20 hours. Everything comes in a rugged carrying case, including the meter, AMCO calibration solutions (0, 20, 100, 400, 800 NTU), 6 pieces of sample vials, USB charger, silicone oil, a microfiber wipe, and a user manual.

From the manufacturer


Premium-quality tungsten filament lamp light source Compliant with U.S EPA 180.1 method for the determination of turbidity in drinking, ground, surface, and saline waters, domestic and industrial wastes. The lamp is replaceable.	Intuitive Operation System The large TFT color screen with graphic navigation supports English, Spanish, and Chinese. Intelligent functions such as automatic calibration, real-time clock display, calibration date check, auto. power off, and low battery reminder are built-in to ensure ease of use.	EPA approved AMCO standards The kit comes with AMCO high-molecular polymer turbidity standard solutions (0, 20, 100, 400, 800 NTU) - EPA approved primary standards that are safe, non-toxic and disposable, guaranteed one-year shelf life. Store the standards at room temperature. They must NOT be frozen.	Rechargeable battery 3.7V rechargeable lithium battery can supply power for over 20 hours of continuous measurement.


	TN420	TN500	TN400	TN480
Method Compliancy	U.S EPA 180.1	U.S EPA 180.1	ISO 7027	ISO 7027
Light Source	Tungsten filament lamp (replaceable)	Tungsten filament lamp (replaceable)	Infrared lamp (non-replaceable)	Infrared lamp (non-replaceable)
Range	0-1000 NTU	0-1000 NTU	0-1000 NTU	0-1000 NTU
Calibration Points	0, 20, 100, 400, 800 NTU	0, 20, 100, 400, 800 NTU	0, 20, 100, 400, 800 NTU	0, 20, 100, 400, 800 NTU
Accuracy	≤ 2% of reading +/- stray light	≤ 2% of reading +/- stray light	≤ 2% of reading +/- stray light	≤ 2% of reading +/- stray light
Measurement Mode	Normal or Average	Normal or TruRead	Normal or Average	Normal or TruRead
Data Storage	N/A	200 Sets with USB data output	N/A	200 Sets with USB data output
Calibration Record	Yes or No	Date and time	Yes or No	Date and time
0 NTU Error Reminder	N/A	Yes	N/A	Yes
Power Supply	Rechargeable lithium battery	Rechargeable lithium battery	AAA batteries	AAA batteries

Shipping Notices:

1 Contraband and limited items:

Clgarette,Alcohol,Contraband ?Do not accept

Liquid,cream or cosmetics items are quantity limited in shopping agent service

Chinese medicine is limited to ship by Chinese exporting goods.

2 Limitation for different shipping methods:

3 Yoybuy Product's Label:

Sensitive Product(SEN)

Product With battery

Cream

Powder

Dangerous Products

4 Volume weight Requested:

volume weight=length*height*Width/5000

one side must be less than 120cm，otherwise there is additional fee；250cm products can not be accept；

Any side must be less than 60cm，otherwise you will be charged the greater one between real weight and volume weight，more than 120cm will be not accepted.