Code: S11M001
1.09 ±0.02 pH at 25°C
1.679 ±0.010 pH at 25°C
4.005 ±0.010 pH at 25°C
4.65 ±0.02 pH at 25°C
6.865 ±0.010 pH at 25°C
7.000 ±0.010 pH at 25°C
7.413 ±0.010 pH at 25°C
9.180 ±0.010 pH at 25°C
9.23 ±0.02 pH at 25°C
10.012 ±0.010 pH at 25°C
12.45 ±0.05 pH at 25°C
Certified Reference Material CRM according to EN ISO 17034
Certified Reference Material CRM pH Buffer IUPAC Standard Solution according DIN EN ISO 17034:2017 (D-RM-15184-01-00) with Certificate of Analysis* reporting exact pH buffer value.
*Available for download from www.hach.com/CoA
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Code: 2288000
10 – 100 mg/L Cl⁻
10 – 10000 mg/L Cl⁻
10 – 8000 mg/L Cl⁻
20 – 400 mg/L Cl⁻
Code: TNT835
0.23 – 13.50 mg/L NO₃-N
5 – 35 mg/L NO₃-N
15 – 150 mg/L NO₃-N
Code: TNT839
0.015 – 0.600 mg/L NO₂-N
0.6 – 6.0 mg/L NO₂-N
2 – 90 mg/L NO₂-N
Code: TNT880
0 – 16 mg/L N
1 – 16 mg/L N
5 – 40 mg/L N
20 – 100 mg/L N
100 – 250 mg/L N
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