Hanna Instruments

Scientific Equipment

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Certificates of Analysis

Download a copy of the certificate of analysis for your solution
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HI-701-11 Cal Check Standards for HI-701 Free Chlorine Checker

25 tests
Standard value of 1.00 +/- 0.05 ppm free chlorine @ 25°C
£18.35 (exc. VAT) £22.02 (inc. VAT)

HI-96708-11 CalCheck standards for Nitrite HR, 0.0 and 75 ppm

Standard value of 75 ±1 mg/L nitrite @ 25°C

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96709-11 CalCheck standards for Manganese HR, 0.0 and 10 ppm

Standard value of 10.0 ±0.5 mg/L manganese @ 25°C

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96707-11 CalCheck standards for Nitrite LR, 0.0 and 0.2 ppm

Standard value of 0.200 ±0.010 mg/L NO2--N @ 25°C

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)
£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96704-11 CalCheck standards for Hydrazine, 0.0 and 1 µg/l

Standard value of 100 ±3 µg/L hydrazine @ 25°C

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96710-11 Cal check standard for HI-96710

Sealed standards: 0.0 and 7.0 pH
£190.00 (exc. VAT) £228.00 (inc. VAT)
£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96718-11 CalCheck standards for Iodine, 0.0 and 2.5 ppm

Standard value of 2.5 ±0.2 mg/L iodine @ 25°C

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)
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