Comparator Colour Discs (Water)

For use with the Comparator 2000

  • Easy to use, visual assessment of the sample – simply rotate disc for colour match
  • Manufactured for longevity of use
  • Optional lighting units for guaranteed lighting conditions 24 hours a day
  • Optional Nessleriser systems for longer path lengths

More than 400 colour discs are available for the Comparator 2000.

 

Title Disc Parameter Reading Compatible with Part Number Add to quotation cart
3/127A Aluminium (Comparator)
0, 0.05, 0.10, 0.15, 0.20, 0.25, 0.30, 0.40, 0.50 Comparator 230205
Acid Wash Colour Disc, 1 - 8 (Comparator)
Comparator 296430
Acid Wash Colour Disc, 9 - 14 (Comparator)
Comparator 296431
Alpha Amylase Activity (Malt) (Comparator)
Comparator 242900
Alpha Amylase Activity (Eggs) (Comparator)
1, 2, 3, 4, 5, 6, 7 Comparator 242600
3/58 - Amines (Comparator)
1, 2, 3, 4, 5, 6, 7, 8, 10 Comparator 235800
3/112 - Ammonia (Comparator)
0, 0.05, 0.10, 0.15, 0.20, 0.25, 0.30, 0.35, 0.40 Comparator 230060
3/113 - Ammonia (Comparator)
0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8, 1.0 Comparator 230070
3/125 - Ammonia (Comparator)
0, 1, 2, 3, 4, 5, 6, 8, 10 Comparator 230180
NAB - Ammonia (Nessleriser 2150)
0.02, 0.04, 0.06, 0.08, 0.10, 0.12, 0.14, 0.16, 0.20 Nessleriser 2150 283110
NAB - Ammonia (Nessleriser 2150)
0.08, 0.24, 0.28, 0.32, 0.36, 0.40, 0.44, 0.48, 0.52 Nessleriser 2150 283120
NAC - Ammonia (Nessleriser 2150)
0.56, 0.64, 0.72, 0.80, 0.88, 0.96, 1.04, 1.12, 1.20 Nessleriser 2150 283130
NAD - Ammonia (Nessleriser 2150)
1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0 Nessleriser 2150 283140
4/81 - ASTM
1, 2, 3, 3.5, 4, 4.5, 5 241270
4/81A - ASTM
1, 2, 2.5, 3, 3.5, 4, 4.5, 5 241271
4/82 - ASTM
0.5, 1, 2, 3, 3.5, 4, 4.5 292830
0.5 - 7.5 - ASTM
0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5 240280
1 - 8 - ASTM
1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0 240290
3/53A - Bromine (Comparator)
0.2, 0.4, 0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 2.0 Comparator 235310
3/53B - Bromine (Comparator)
1, 2, 3, 4, 5, 6, 7, 8, 10 Comparator 235320
3/53C - Bromine (Comparator)
0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0 Comparator 235330
4/21A - Chemical Oxygen Demand (Comparator)
100, 125, 150, 175, 200, 225, 250, 275, 300 Comparator 231030
4/21B - Chemical Oxygen Demand (Comparator)
40, 50, 60, 70, 80, 90, 100, 110, 120 Comparator 231040
4/21C - Chemical Oxygen Demand (Comparator)
10, 20, 30, 40 Comparator 231050
3/40AD - Chlorine Dioxide (Comparator)
0.19, 0.38, 0.57, 0.76, 0.95, 1.14, 1.33, 1.52, 1.9 Comparator 292260
3/40BD - Chlorine Dioxide (Comparator)
0.38, 0.76, 1.14, 1.9, 2.85, 3.8, 4.75, 5.7, 7.6 Comparator 292160
3/40ED - Chlorine Dioxide (Comparator)
0.04, 0.08, 0.11, 0.15, 0.19, 0.28, 0.38, 0.48, 0.57 Comparator 297970
3/40A - Chlorine (Comparator) DPD
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 234010
3/40J - Chlorine (Comparator) DPD
0.1, 0.2, 0.3, 0.4, 0.6, 0.8, 1.0, 1.5, 2.0 Comparator 234140
3/40S - Chlorine (Comparator) DPD
1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.5, 3.0, 4.0 Comparator 234090
3/40B - Chlorine (Comparator) DPD
0.2, 0.4, 0.6, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0 Comparator 234020
3/40E - Chlorine (Comparator) DPD
0.02, 0.04, 0.06, 0.08, 0.1, 0.15, 0.2, 0.25, 0.3 Comparator 234060
Chlorine DPD
0.02, 0.04, 0.06, 0.08, 0.1, 0.2, 0.3 , 0.4, 0.5 Comparator 295920
3/40F - Chlorine (Comparator) DPD
0.2, 0.25, 0.3, 0.35, 0.4, 0.5, 0.6, 0.7, 0.8 Comparator 234070
3/40HN - Chlorine (Comparator) DPD
2, 3, 4, 5, 6, 7, 8, 9, 10 Comparator 234081
3/40HN - Chlorine (Comparator) DPD
1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 2.0 Comparator 233960
3/40K - Chlorine (Comparator) DPD
0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0 Comparator 233930
3/40P - Chlorine (Comparator) DPD
2.0, 2.3, 2.5, 2.7, 3.0, 3.2, 3.6, 4.0, 5.0 Comparator 233920
3/2APH - Chlorine (Comparator) DPD
2, 3, 4, 5, 6, 7, 8, 9, 10 Comparator 232060
3/2ARP - Chlorine (Comparator) DPD
5, 10, 15, 20, 25, 30, 35, 40, 50 Comparator 232070
3/2IOD - Chlorine (Comparator)
5, 10, 25, 50, 75, 100, 150, 200, 250 Comparator 232090
3/25A - Chlorine (Comparator) DPD
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 232510
3/2A - Chlorine (Comparator) DPD
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 232010
3/2B - Chlorine (Comparator) DPD
1.2, 1.4, 1.6, 1.8, 2.0 Comparator 232080
3/2AB - Chlorine (Comparator) DPD
0.15, 0.25, 0.5, 0.75, 1.0, 1.25, 1.5, 1.75, 2.0 Comparator 232020
3/2APC - Chlorine (Comparator) DPD
1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0 Comparator 232050
3/2APA - Chlorine (Comparator) DPD
0.02, 0.04, 0.06, 0.08, 0.1, 0.15, 0.2, 0.25, 0.3 Comparator 232030
3/2APB - Chlorine (Comparator) DPD
0.2, 0.25, 0.3, 0.35, 0.4, 0.5, 0.6, 0.7, 0.8 Comparator 232040
NDPB - Chlorine DPD (Nessleriser 2150)
0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.1 Nessleriser 2150 283450
NDPC - Chlorine DPD (Nessleriser 2150)
0.02, 0.04, 0.06, 0.08, 0.1, 0.12, 0.14, 0.16, 0.2 Nessleriser 2150 283460
NDPD - Chlorine DPD (Nessleriser 2150)
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Nessleriser 2150 283470
CBA - Chlorine (Nessleriser 2250)
0.002, 0.004, 0.006, 0.008, 0.01, 0.015, 0.02, 0.025, 0.03 Nessleriser 2250 283490
3/59 - Chromium (Comparator)
10, 20, 30, 40, 50, 60, 70, 80, 100 Comparator 235900
NOK - Chromium (Nessleriser 2150)
2, 3, 4, 5, 6, 7, 8, 9, 10 Nessleriser 2150 283170
NTA - Cobalt (Nessleriser 2150)
0.2, 0.4, 0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8 Nessleriser 2150 283860
NTB - Cobalt (Nessleriser 2150)
2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0 Nessleriser 2150 283870
3/106 - Copper (Comparator)
0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8, 1.0 Comparator 230050
3/110 - Copper (Comparator)
0, 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0 Comparator 230040
3/168 - Copper (Comparator)
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 230680
3/149 - Copper (Comparator)
0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 5.0 Comparator 230450
3/5 - Copper (Comparator)
2.5, 5, 10, 15, 20, 25, 30, 40, 50 Comparator 230500
3/109 - Copper (Comparator)
0.0125, 0.025, 0.05, 0.075, 0.1, 0.125, 0.15, 0.2, 0.25 Comparator 231090
DBNPA Disk, 0-6.8 ppm (Comparator)
Comparator 255020
3/57B - Dichlorineophen (Panacide) in water (Comparator)
20, 30, 40, 50, 60, 70, 80, 90, 100 Comparator 296810
NOM - Fluoride (Nessleriser 2150)
0, 0.2, 0.4, 0.6, 0.8, 1.0, 1.2, 1.4, 1.6 Nessleriser 2150 283730
4/78 Gasoline Disc, Blue, Green, Brown, Purple
247800
4/79 Gasoline Disc, Red
247900
4/28 - Hazen Scale (Comparator)
50, 75, 100, 150, 200, 250, 300, 400, 500 Comparator 242801
NSH - Hazen Scale (Nessleriser 2150)
10, 20, 30, 40, 50, 60, 70, 80, 90 Nessleriser 2150 284170
NSB - Hazen Scale (Nessleriser 2150)
70, 85, 100, 125, 150, 175, 200, 225, 250 Nessleriser 2150 284120
NSX - Hazen Scale (Nessleriser 2150)
50, 60, 70, 80, 100, 150, 200, 250, 300 Nessleriser 2150 284130
CAA - Hazen Scale (Nessleriser 2250)
0, 2.5, 5, 7.5, 10, 15, 20, 25, 30 Nessleriser 2250 284150
CAB - Hazen Scale (Nessleriser 2250)
30, 35, 40, 45, 50, 55, 60, 65, 70 Nessleriser 2250 284160
1209/1 - Hazen Scale (Nessleriser 1209)
0, 2.5, 5, 7.5, 10, 15, 20, 25, 30 Nessleriser 1209 283970
1209/2 - Hazen Scale (Nessleriser 1209)
30, 35, 40, 45, 50, 55, 60, 65, 70 Nessleriser 1209 283980
3/126 - Hydrazine (Comparator)
0, 0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.4, 0.5 Comparator 230190
3/135 - Hydrazine (Comparator)
0.02, 0.04, 0.06, 0.08, 0.1, 0.12, 0.14, 0.16, 0.2 Comparator 230290
3/85 - Hydrazine (Comparator)
0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8, 1.0 Comparator 238500
NOH - Hydrazine (Nessleriser 2150)
0, 0.5, 1, 2, 3, 4, 6, 8, 10 Nessleriser 2150 283700
3/50E - Hydrogen Peroxide (Comparator)
0.01, 0.02, 0.03, 0.04, 0.05, 0.07, 0.09, 0.12, 0.15 Comparator 235020
3/105 - Hydrogen Peroxide (Comparator)
3, 5, 10, 15, 20, 30, 40, 50, 70 Comparator 296470
3/144 - Iron (Comparator)
0.02, 0.04, 0.06, 0.08, 0.1, 0.15, 0.2, 0.25, 0.3 Comparator 230380
3/116 - Iron (Comparator)
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 230100
3/117 - Iron (Comparator)
1, 2, 3, 4, 5, 6, 7, 8, 10 Comparator 230110
3/6 - Iron (Comparator)
10, 20, 30, 40, 50, 60, 70, 80, 100 Comparator 230600
NOL - Iron (Nessleriser 2150)
0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.10 Nessleriser 2150 283720
3/169 - Manganese (Comparator)
0, 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0 Comparator 230690
3/21 - Manganese (Comparator)
5, 10, 15, 20, 25, 30, 40, 50, 60 Comparator 232150
3/55 - Manganese (Comparator)
0.03, 0.06, 0.09, 0.12, 0.15, 0.18, 0.21, 0.25, 0.3 Comparator 235500
CCA - Manganese (Nessleriser 2250)
0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.5, 0.75, 1.0 Nessleriser 2250 283940
3/137 - Molybdate (Comparator)
5, 10, 15, 20, 25, 30, 35, 40, 50 Comparator 230320
3/138 - Molybdate (Comparator)
10, 20, 30, 40, 60, 80, 100, 120, 150 Comparator 230330
3/124 - Nitrate (Comparator)
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 230170
3/103 - Nitrite (Comparator)
0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, 0.5 Comparator 230030
3/83 - Nitrite (Comparator)
1, 2, 3, 5, 7, 9, 11, 13, 15 Comparator 238300
3/93A - Nitrite (Comparator)
0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09, 0.1 Comparator 239310
3/93B - Nitrite (Comparator)
0.10, 0.11, 0.12, 0.14, 0.15, 0.16, 0.18, 0.20 Comparator 239320
3/3 - Oxygen, Dissolved (Comparator)
4, 5, 6, 7, 8, 9, 10, 11, 12 Comparator 230300
3/165 - Oxygen, Dissolved (Comparator)
2, 3, 4, 5, 6, 7, 8, 10, 12 Comparator 230650
NKA - Oxygen, Dissolved (Nessleriser 2150)
0.05, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8, 1.0 Nessleriser 2150 283590
NYB - Oxygen, Dissolved (Nessleriser 2150)
0.025, 0.03, 0.035, 0.04, 0.045, 0.05, 0.06, 0.08, 0.1 Nessleriser 2150 283910
NOWA - Oxygen, Dissolved (Nessleriser 2150)
0.002, 0.003, 0.005, 0.006, 0.008, 0.01, 0.011, 0.013, 0.014 Nessleriser 2150 283800
NOWB - Oxygen, Dissolved (Nessleriser 2150)
0.016, 0.024, 0.032, 0.04, 0.047, 0.053, 0.063, 0.071, 0.079 Nessleriser 2150 283810
3/67 - Ozone (Comparator)
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 236700
3/3A - Permanganate Value (Comparator)
0, 5, 10, 15, 20, 30, 40, 50, 60 Comparator 230430
2/1ZG - pH Value (Comparator)
2.8, 3.0, 3.2, 3.4, 3.6, 3.8, 4.0, 4.2, 4.4 Comparator 221330
2/1V - pH Value (Comparator)
3.0, 3.2, 3.4, 3.6, 3.8, 4.0, 4.2, 4.4, 4.6 Comparator 221240
2/1CC - pH Value (Comparator)
4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0 Comparator 221060
2/1E - pH Value (Comparator)
4.4, 4.6, 4.8, 5.0, 5.2, 5.4, 5.6, 5.8, 6.0 Comparator 221080
2/1G - pH Value (Comparator)
5.2, 5.4, 5.6, 5.8, 6.0, 6.2, 6.4, 6.6, 6.8 Comparator 221100
2/1H - pH Value (Comparator)
6.0, 6.2, 6.4, 6.6, 6.8, 7.0, 7.2, 7.4, 7.6 Comparator 221110
2/1J - pH Value (Comparator)
6.8, 7.0, 7.2, 7.4, 7.6, 7.8, 8.0, 8.2, 8.4 Comparator 221130
2/1L - pH Value (Comparator)
8.0, 8.2, 8.4, 8.6, 8.8, 9.0, 9.2, 9.4, 9.6 Comparator 221190
2/1U - pH Value (Comparator)
8.6, 8.8, 9.0, 9.2, 9.4, 9.6, 9.8, 10.0 Comparator 221230
2/1ZF - pH Value (Comparator)
8.6, 8.8, 9.0, 9.2, 9.4, 9.6, 9.8, 10.0, 10.2 Comparator 221320
2/1M - pH Value (Comparator)
9.0, 9.5, 10.0, 10.5, 11.0 Comparator 221200
2/1ZE - pH Value (Comparator)
1, 3, 5, 6, 7, 8, 9, 11, 13 Comparator 221310
NLN - pH Value (Nessleriser 2150)
2.8, 3.0, 3.2, 3.4, 3.6, 3.8, 4.0, 4.2, 4.4 Nessleriser 2150 281120
NLR - pH Value (Nessleriser 2150)
3.0, 3.2, 3.4, 3.6, 3.8, 4.0, 4.2, 4.4, 4.6 Nessleriser 2150 281150
NLA - pH Value (Nessleriser 2150)
3.6, 3.8, 4.0, 4.2, 4.4, 4.6, 4.8, 5.0, 5.2 Nessleriser 2150 281010
NLT - pH Value (Nessleriser 2150)
4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0 Nessleriser 2150 281170
NLO - pH Value (Nessleriser 2150)
4.4, 4.6, 4.8, 5.0, 5.2, 5.4, 5.6, 5.8, 6.0 Nessleriser 2150 281130
NLL - pH Value (Nessleriser 2150)
4.4, 4.6, 4.8, 5.0, 5.2, 5.4, 5.6, 5.8, 6.0 Nessleriser 2150 281100
NLG - pH Value (Nessleriser 2150)
9.0, 9.5, 10.0, 10.5, 11.0 Nessleriser 2150 281070
NLH - pH Value (Nessleriser 2150)
4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 9.4, 10.0, 11.0 Nessleriser 2150 281080
NLU - pH Value (Nessleriser 2150)
1, 3, 5, 6, 7, 8, 9, 11, 13 Nessleriser 2150 281180
NP - Phenols, Total Tar Acids (Nessleriser 2150)
0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09 Nessleriser 2150 283830
3/133 - Phosphate (Comparator)
0, 0.25, 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0 Comparator 230270
3/136 - Phosphate (Comparator)
0, 5, 10, 15, 20, 25, 30, 35, 40 Comparator 230310
3/12 - Phosphate (Comparator)
0, 10, 20, 30, 40, 50, 60, 70, 80 Comparator 231200
3/60 - Phosphate (Comparator)
10, 20, 30, 40, 50, 60, 80, 100 Comparator 236000
3/70 - Phosphate (Comparator)
0, 10, 20, 30, 40, 50, 60, 80, 100 Comparator 237000
NOX - Phosphate (Nessleriser 2150)
1, 2, 3, 4, 5, 6, 7, 8, 10 Nessleriser 2150 283820
NMD - Phosphate (Nessleriser 2150)
10, 20, 30, 40, 50, 60, 70, 80, 100 Nessleriser 2150 283950
3/118 - Quaternary Ammonia Compounds (Comparator)
0, 2, 4, 6, 8, 10, 12, 15, 20 Comparator 230120
3/139 - Silica (Comparator)
0.4, 0.6, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0 Comparator 230340
3/147 - Silica (Comparator)
1, 2, 3, 4, 5, 6, 7, 8, 10 Comparator 230420
3/140 - Silica (Comparator)
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0 Comparator 230250
3/13 - Silica (Comparator)
2.5, 5, 7.5, 10, 12.5, 15, 17.5, 20, 25 Comparator 231300
NN Special - Silica (Nessleriser 2150)
2, 3 Nessleriser 2150 283640
3/161 - Tannin (Comparator)
0, 2, 4, 6, 8, 10, 12, 16, 20 Comparator 230610
3/63 - Thiocyanate (Comparator)
5, 10, 15, 20, 30, 40, 50, 60, 70 Comparator 236300
3/151 - Zinc (Comparator)
0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8, 1.0 Comparator 230470
3/145 - Zinc (Comparator)
0.02, 0.06, 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4 Comparator 230390
3/102 - Zinc (Comparator)
0, 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0 Comparator 230020