Browse our range of photometer reagents and standards below. The items are sub-categorised by instrument platform, and the tables display the parameter, measurement range and part code. Click the part code to access resources for that product.

Description	Part Code(s)
Alkalinity (M), 0 - 500 mg/L CaCO3	(50/pk) PM250, (250/pk) AP250
Alkalinity (P), 0 - 500 mg/L CaCO3	(50/pk) PM251, (250/pk) AP251
Alkalinity (Total), 0 - 500 mg/L CaCO3	(50/pk) PM188, (250/pk) AP188
Aluminium, 0 - 0.5 mg/L Al	(50/pk) PM166, (250/pk) AP166
Ammonia, 0 - 1 mg/L N	(50/pk) PM152, (250/pk) AP152
Bromine, 0 - 10 mg/L Br2	(50/pk) PM060, (250/pk) AP060
Boron, 0 - 2.5 mg/L B	(50/pk) PM190, (160/pk) AP190
Calcium Hardness, 0 - 500 mg/L CaCO3	(50/pk) PM252, (250/pk) AP252
Chloride, 0 - 50,000 mg/L NaCl	(50/pk) PM268, (250/pk) AP268
Chlorine DPD 1 (Free), 0 - 5 mg/L Cl2	(50/pk) PM011, (250/pk) AP011
Chlorine DPD XF (Free), 0 - 10 mg/L Cl2	(50/pk) PM013, (250/pk) AP013
Chlorine DPD 1 and 3 (Free, Total), 0 - 5 mg/L Cl2	(50/pk) PM031, (250/pk) AP031
Chlorine DPD XF/XT (Free, Combined, Total), 0 - 10 mg/L Cl2	(50/pk) PM033, (250/pk) AP033
Chlorine DPD 4 (Total), 0 - 5 mg/L Cl2	(50/pk) PM041, (250/pk) AP041
Chlorine DPD 3 (Combined/Total), 0 - 5 mg/L Cl2	(250/pk) AP031/1
Chlorine DPD XT (Combined/Total), 0 - 10 mg/L Cl2	(250/pk) AP033/1
Chlorine (HR), 0 - 250 mg/L Cl2	(50/pk) PM162, (250/pk) AP162
Chlorine Dioxide and Chlorite, 0 - 10 mg/L ClO2	(50/pk) PM052, (250/pk) AP052
Chlorine Dioxide (Lissamine Green B, LR), 0 - 2.5 mg/L ClO2	(50/pk) PM064, (250/pk) AP064
Chlorine Dioxide (Lissamine Green B, HR), 2.5 - 20 mg/L ClO2	(50/pk) PM065, (250/pk) AP065
Chromium (VI), 0 - 1 mg/L Cr	(50/pk) PM281, (250/pk) AP281
Colour/Turbidity 10 - 500 mg/L, Hazen Units	(250/pk) PM269
Copper, 0 - 5 mg/L Cu	(50/pk) PM 186, (250/pk) AP 186
Copper (Free), 0 - 5 mg/L Cu	(250/pk) AP187
Cyanuric Acid, 0 - 200 mg/L CNA	(50/pk) PM087, (250/pk) AP087
DEHA, 0 - 500 ppb DEHA	(50/pk) PM275, (250/pk) AP275
Fluoride, 0 - 1.5 mg/L F	(50/pk) PM179, (200/pk) AP179
Hardness, 0 - 500 mg/L CaCO3	(50/pk) PM254, (250/pk) AP254
Hydrazine, 0 - 0.5 mg/L N2H2	(30/pk) PM103, (150/pk) AP103
Hydrogen Peroxide (LR), 0 - 2 mg/L H2O2	(50/pk) PM104, (250/pk) AP104
Hydrogen Peroxide (HR), 0 - 100 mg/L H2O2	(50/pk) PM105, (250/pk) AP105
Iron (LR), 0 - 1 mg/L Fe	(250/pk) AP155
Iron (MR), 0 - 5 mg/L Fe	(50/pk) PM292, (250/pk) AP292
Iron (HR), 0 - 10 mg/L Fe	(50/pk) PM156, (250/pk) AP156
Magnesium, 0 - 500 mg/L CaCO3	(50/pk) PM193, (250/pk) AP193
Manganese (LR), 0 - 0.03 mg/L Mn	(50/pk) PM173, (250/pk) AP173
Manganese (HR), 0 - 5 mg/L Mn	(50/pk) PM174, (250/pk) AP174
Molybdate (LR), 0 - 20 mg/L MoO4	(50/pk) PM258, (200/pk) AP258
Molybdate (HR), 0 - 100 mg/L MoO4	(50/pk) PM175, (250/pk) AP175
Nickel, 0 - 10 mg/L Ni	(50/pk) PM284, (200/pk) AP284
Nitrate, 0 - 20 mg/L N	(50/pk) PM163, (200/pk) AP163
Nitrite, 0 - 0.5 mg/L N	(50/pk) PM109, (250/pk) AP109
Nitrite, 0 - 1500 mg/L NaNO2	(50/pk) PM260, (250/pk) AP260
Organophosphonate, 0 - 20 mg/L PO4	(50/pk) PM262, (250/pk) AP262
Ozone, 0 - 2 mg/L O3	(50/pk) PM056, (250/pk) AP056
pH (Phenol Red), 6.8 - 8.4 pH	(50/pk) PM130, (250/pk) AP130
Phenol, 0 - 5 mg/L C6H5OH	(50/pk) PM287, (200/pk) AP287
PHMB, 0 - 100 mg/L Active Biocide	(50/pk) PM272, (250/pk) AP272
Phosphate (LR), 0 - 4 mg/L PO4	(50/pk) PM177, (200/pk) AP177
Phosphate (HR), 0 - 100 mg/L PO4	(50/pk) PM114, (250/pk) AP114
Potassium, 0 - 12 mg/L K	(50/pk) PM189, (250/pk) AP189
Silica (LR), 0 - 4 mg/L SiO2	(50/pk) PM181, (200/pk) AP181
Silica (HR), 0 - 150 mg/L SiO2	(50/pk) PM290, (200/pk) AP290
Sulphate, 0 - 200 mg/L SO4	(50/pk) PM154, (250/pk) AP154
Sulphide, 0 - 0.5 mg/L S	(50/pk) PM168, (200/pk) AP168
Sulphite, 0 - 500 mg/L Na2SO3	(50/pk) PM266, (250/pk) AP266
Zinc, 0 - 4 mg/L Zn	(50/pk) PM148, (250/pk) AP148