Discontinued Products (water quality analyzers)

  • We regret to inform you that we have stopped production of the following products.
  • Maintenance parts will be supplied for five years after production ends.

Important

TDS Co., Ltd. will continue to provide repair services for the products below.However, please be aware that it may not be possible to repair some products whose parts replacement period has ended.

Automatic Total Organic Carbon Analyzers

Model Date of production discontinuation Date of parts supply discontinuation Successor
TOC-610 October 2002 October 2007 TOC-100/106
TOC-710/720/730/750 May 2001 May 2006 TOC-780
WQA-800 series February 1992 February 1997 TOC-150
TOC-650/OPU-650 September 2000 September 2005 TOC-150
TNC-6000 April 2012 April 2017 TOC-150

Automatic Total Nitrogen Analyzers

Model Date of production discontinuation Date of parts supply discontinuation Successor
TN-510 January 2001 January 2006 TN-520
TN-520 September 2017 September 2022 TN-200
TNC-6200 April 2017 April 2022 TNC-200

Automatic Total Phosphorus Analyzers

Model Date of production discontinuation Date of parts supply discontinuation Successor
TP-800 October 2003 October 2008 TPN-100

Automatic Total Phosphorus/Total Nitrogen Analyzers

Model Date of production discontinuation Date of parts supply discontinuation Successor
TPN-6200 February 2004 February 2009 TPN-100
TPN-6200V March 2014 March 2019 TPN-100

Automatic Total Oxygen Demand Analyzers

Model Date of production discontinuation Date of parts supply discontinuation Successor
TOD-810(signal processors only) August 2007 August 2012 TOD-810C

Automatic UV Analyzers

Model Date of production discontinuation Date of parts supply discontinuation Successor
UVT-101/103/201/203/401 September 1995 September 2000 UVT-300

Other Equipment

Model Date of production discontinuation Date of parts supply discontinuation Successor
Particle Counters:PC-1000/1100 September 1988 September 1993 None
Particle Counters:PC-2000 March 1996 March 2001 None
Polymetrons (fluorine/turbidity meters, etc.) June 2003 June 2008 None

Related equipment

Model Date of production discontinuation Date of parts supply discontinuation Successor
Load Calculators: WPC-800 / 801 / 803 December 1990 December 1995 None
Load Calculators: WPC-301 / 303  December 2004 December 2009 None
Dilution Units: ADU-103 December 1993 December 1998 ADU-100
Dilution Units: ADU-600 April 2001 April 2006 ADU-100
Dilution Units: ADU-601 December 1992 December 1997 ADU-100
Automatic Calibration Units: ACU-300 April 2001 April 2006 None
Stream Switching Units: RSS-206 December 1992 December 1997 VSS-206

Inquiries

  • CONTACT US
  • Tokyo office: +81-3-3241-8461

    Shiga office: +81-77-544-6224

Technological Field
Technology >> Measurement & analysis > Water Quality Analyzers