Patent Label 

Products protected by one or more United States and/or International Patents

CHEMKEY® Reagent Family

PRODUCT

PART NO.

US PATENT NO.

Free Chlorine Chemkey Reagents 9429000 US9012234, US9052302, US9180449
Total Chlorine Chemkey Reagents 9429100 US9012234, US9052302, US9180449
Monochloramine Chemkey Reagents 9429400 US9012234, US9052302, US9180449
Free Ammonia + Monochloramine Chemkey Reagents 9429600 US9012234, US9052302, US9180449
Total Ammonia Chemkey Reagents 9425200 US9012234, US9052302, US9180449
Nitrite Chemkey Reagents 9429300 US9012234, US9052302, US9180449
Copper Chemkey Reagents 9429200 US9012234, US9052302, US9180449
Chlorine Verification Chemkey Reagent 9427900 US9012234, US9052302, US9180449
System Verification Chemkey Reagent 9436800 US9012234, US9052302, US9180449
Low Range Total Alkalinity Chemkey Reagent
High Range Total Alkalinity Chemkey Reagent
8636200
8636100
US9012234, US9052302, US9180449,
US9182353

PORTABLE PARALLEL ANALYZER™ (PPA) Family

SL1000 Colorimeter 9430000 US9012234, US9052302, US D692335S, US D699134S

TURBIDIMETERS

Lab Turbidimeters 2100AN, 2100AN IS US5604590
1720E Series 2978100, 2976800, LPV417.99.xxxxx US5831727
TU5 Series TU5200 US8675198 US8724107
TU5 Series TU5300 US8675198 US8724107
TU5 Series TU5400 US8675198 US8724107

Chemistries

TNTplus® Reagent Chemistries DOC316.53.xxxxx, TNTxxxx US8925821

SENSORS

AMTAX™ sc Ammonia Analyzer 6157200, 6157800, 6158400, 9008700 US7799202
LDO, LDO 2 Dissolved Oxygen Probes 6028907, 9020000 family, DS5LDO, LDO101xx family, LXV416.99.xxxxx family, MS5LDO, S5LDO US6912050
BIOTECTOR® TOC Analyzer B7000 US6623974B1
AMTAX™ sc Ammonia Analyzer 6157200, 6157800, 6158400, 9008700 US7799202
DR2800 US8925821
DR3900 LPV440.99.00002,
LPV440.99.00012
US8925821, D681231S
DR6000 LPV441.99.00002,
LPV441.99.00012
US8925821