Brief Guide to Electrode Approved Methods - Van London

Species measured ASTM (1) EPA (2) Std. Methods (3)

Acidity D1067-88 305.1, 305.2 2310B

Alkalinity D1067-88 310.1 2320B

Ammonia D1426-89 350.3 4500-NH3 (F) (G)

Bromide D1246-88 60 FR 37974(6)* ---

Carbon Dioxide D513-88A --- ---

Chloride D512-89 60 FR 37974(6)* 4500-CL (D)

Chloride-Leachable F1277-90 --- ---

Chloride-Total(coal) D4208-88 --- ---

Chlorine-Residual --- 59 FR 62456* 4500-CL (I)

Chlorine-In Organics E256-91 --- ---

Conductivity D1125-91 120.1 2510B

Cyanate --- --- 4500-CN (L)

Cyanide D2036-89A 60 FR 37974(6)* 4500-CN (E) (F)

Fluoride D3868-79
D1179-88B
D1179-88A 59 FR 62456
60 FR 37974(6)*
--- 4500-F (C)
---
---

Fluoride-In Air D3269
D3268
D4765 ---
---
--- ---
---
---

Fluoride-In Coal D3761-91 --- ---

Iodide D3869 --- ---

Kjeldahl Nitrogen D3590-89A 351.4 4500-Norg (A)(B)

Nitrate ---
--- 59 FR 62456
60 FR 37974 (6)* 4500-NO3 (D)(G)
-

ORP D1498-76 --- 2580

Oxygen D888-87D 360.1 4500-0 (G)

Potassium --- --- 3500-K (E)

Salinity --- --- 2520B

Sodium D2791 --- ---

Sulfide D4658 60 FR 37974(6)* ---

Sulfur-In Coal D4239-94 --- ---

pH D1293-84 150.1 4500-H

Species Measured AOAC (4) USGS (5)

Acidity 984.24 I-1020

Alkalinity 973.43 I-1030

Ammonia --- I-1524

Chloride 971.27, 980.25 ---

Chloride-By Titr. 962.05, 962.07,
963.05, 966.10,
969.10 ---
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---

Fluoride 984.37
975.08
973.10 I-1327
I-2327
---

Nitrate 986.31 ---

Sodium 976.25 ---

pH 981.12, 943.01, 945.10,
950.07, 960.19, 962.19,
970.21, 973.04, 973.40,
973.41, 979.02, 981.12 I-1586
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pH Titrations 949.02, 955.01, 960.19 ---