1.07 ± 0.02 (1)

1.07 ±0.02 (3)

1.20 ± 0.02 (1)

1.679 (1)

1.68 (6)

1.68 ±0.01 (3)

10 (4)

10 after dilution (2)

10.0 (6)

10.0 ± 0.1 (1)

10.0 (20°C) (2)

10.0 (H₂O, 25°C) (1)

10.0 to 10.8 (0.1mol/L aq 25°C) (1)

10.00 (4)

10.00 ± 0.01 (1)

10.00 ± 0.02 (2)

10.00 ±0.02 (10)

10.01 (4)

10.012 (5)

10.02 (1)

10.4 (1)

11 (2)

11.0 (1)

11.0 (20°C) (1)

11.00 ± 0.02 (1)

11.00 ±0.05 (2)

12 (2)

12.0 (20°C) (1)

12.00 (1)

12.00 ± 0.02 (1)

12.00 ±0.01 (at 25°C) (1)

12.00 ±0.05 (2)

12.45 (4)

12.45 ± 0.05 (1)

12.45 ±0.05 (2)

12.46 (3)

13 (1)

13.0 (20°C) (1)

13.00 ±0.05 (4)

2 (6)

2.0 (1)

2.0 (20°C) (1)

2.00 (1)

2.00 ±0.01 (4)

2.5 (1)

2.87 (1)

3 (4)

3 to 5 (1)

3.0 (4)

3.0 ± 0.2 (1)

3.00 (1)

3.00 ± 0.01 (1)

3.00 ±0.01 (4)

3.20 ±0.05 (2)

3.5 (3)

3.5 ±0.5 (2)

3.5 to 4.2 (1)

3.56 (1)

3.8 to 4.0 (1)

3.98 to 4.02 (20°C) (1)

3.99 to 4.01 (1)

4 (3)

4 (H₂O) (1)

4 after dilution (2)

4 to 7.1 (1)

4, 7, 10 (1)

4, 7, and 10 (1)

4.0 (12)

4.0 ±0.1 (1)

4.0 (0.05M H₂O soln. 25°C) (1)

4.0 (20°C) (2)

4.0 (H₂O, 25°C) (1)

4.0 to 4.5 (1)

4.00 (1)

4.00 ± 0.02 (1)

4.00 to 4.01 (11)

4.00, 7.00, 10.00 (1)

4.005 (6)

4.005, 7.000, 10.012 (1)

4.008 (25°C) (1)

4.01 (7)

4.01 +/-0.01 (2)

4.01 ± 0.01 (1)

4.01, 7.00, 10.01 (2)

4.1 (1)

4.1 ±0.3 (2)

4.5 (7)

4.50 ±0.05 (1)

4.6 to 4.7 (2)

4.63 (1)

4.63 ± 0.02 (1)

4.7 pH (1)

4.98 to 5.02 (20°C) (1)

4; 10; 7 (2)

5 (3)

5.0 (7)

5.0 to 5.5 (2)

5.00 (1)

5.00 ± 0.02 (1)

5.00 ±0.01 (4)

5.5 (11)

5.5 ± 0.05 (1)

5.5 to 8.5 (1)

5.50 ±0.05 (1)

5.8 (1)

6 (5)

6 to 7.5 (5% H₂O soln.) (1)

6.0 (5)

6.00 (1)

6.00 ± 0.02 (2)

6.00 ±0.01 (3)

6.00 ±0.05 (1)

6.4 (1)

6.5 (6)

6.6 (1)

6.8 (1)

6.8 ± 0.1 (1)

6.83 to 6.85 (1)

6.86 (5)

6.86 ± 0.01 (1)

6.86 ±0.01 (5)

6.865 (1)

6.865 (25°C) (1)

6.97 (1)

6.99 to 7.01 (1)

7 (9)

7 ± 0.03 (1)

7 (H₂O) (1)

7 after dilution (1)

7 to 9.2 (1)

7.0 (10)

7.0 (20°C) (2)

7.00 (7)

7.00 +/-0.01 (1)

7.00 ± 0.01 (1)

7.00 ± 0.02 (1)

7.00 ±0.01 (12)

7.000 (1)

7.000 ±0.002 (25°C) (1)

7.2 (5)

7.2 ± 0.1 (1)

7.2 ±0.1 (3)

7.2 pH (2)

7.38 ± 0.02 (1)

7.38 ±0.01 (2)

7.4 (2)

7.40 ± 0.01 (1)

7.40 ±0.01 (1)

7.413 (1)

7.413 (25°C) (1)

7.5 (5)

7.6 (3)

7.69 to 7.71 (1)

7.70 ±0.01 (4)

8 (4)

8.0 (13)

8.0 (20°C) (1)

8.00 ± 0.02 (1)

8.00 ±0.01 (3)

8.5 (12)

8.95 (1)

9 (2)

9.0 (14)

9.0 (20°C) (2)

9.00 (1)

9.00 ± 0.02 (1)

9.00 ±0.01 (4)

9.15 (1)

9.18 (5)

9.18 ± 0.02 (1)

9.18 ±0.01 (5)

9.18 ±0.02 (25°C) (1)

9.180 (25°C) (1)

9.4 (1)

9.5 (5)

9.50 ±0.20 (1)

9.90 to 10.10 (1)

9.98 to 10.02 (1)

9.98 to 10.02 (20°C) (1)

9.99 to 10.01 (5% soln. at 25°C) (1)

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For 5L (1)

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Reagent (6)

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Traceable to SRM from NIST and PTB (3)

USP (2)

USP Reagent (2)

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puriss. p.a. (1)

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Green (3)

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Red (17)

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Undesignated (13)

White (24)

White-Yellow (1)

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220°C (1)

290°C (1)

82°C (2)

~100°C (6)

Phosphate Buffer Solution Ph 7.2 (1)

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Tris Buffered Saline Pack (1)

Tris-Glycine Buffer Pack (1)

Tris-Hepes-SDS Running Buffer (1)

Sodium Chloride, Sodium Phosphate Dibasic (1)

Tris Base, Sodium Chloride (2)

Water, Dibasic, Potassium Dihydrogen Phosphate, 5-Bromo-5-Nitro-1,3-Dioxane, FD & C Yellow #5, Sodium Phosphate (2)

Water, Dipotassium Phosphate, Sodium Chloride, Disodium Orthophosphate Heptahydrate (1)

Water, Disodium Hydrogen Phosphate, 5-Bromo-5-Nitro-1,3-Dioxane, Potassium Dihydrogen Phosphate (1)

Water, Potassium Hydrogen Phthalate, FD & C Red #40, Methylparaben, FD & C Yellow #5, Sodium Hydroxide (1)

Water, Potassium Hydroxide, Amaranth Red No. 27, Potassium Hydrogen Phthalate (3)

Water, Potassium Tetroxalate (1)

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Water, Sodium Borate (1)

Water, Sodium Borate, Potassium Chloride, Sodium Hydroxide (1)

Water, Sodium Hydroxide, Potassium Chloride (1)

Water, Succinic Acid, Chloroacetic Acid, Sodium Hydroxide, Hyamine 1622, Potassium Chloride (1)

10mg/L (1)

1M buffer soln. (23)

1mg/L (1)

20 X (7)

20X (2)

5 M (1)

50X (3)

Dry Blend (8)

for accurate, reproducible pH calibrations (3)

measurement of total alkalinity (1)

pH Instruments and Electrodes (2)

pH Meter and Electrode (6)

pH Meter and Electrode, single use (3)

pH electrode (4)

provide fast, accurate pH results in high purity and low ionic strength waters. Recommended for samples such as well water, rain water, distilled/deionized water, boiler feed water and process water. (1)

provide fast, accurate pH results in high purity and low ionic strength waters.Recommended for samples such as well water, rain water, distilled/deionized water, boiler feed water and process water. (1)

single use for pH calibration (1)

two-step direct measurement of total alkalinity and pH using a pH electrode; Saves time by eliminating additional equipment set-up, tedious titrations and calculations (1)

For accurate, reproducible pH calibrations (4)

Instruments and Electrodes (1)

Ionic strength adjustors used for analysis with ion selective electrodes and special reagents used with some ion selective electrodes (12)

Measurement of total alkalinity (1)

ORP Electrodes and Triodes (1)

Sodium Ion Selective Electrodes (8)

pH Electrode (1)

pH Instruments and Electrodes (2)

pH Meter and Electrode (3)

pH Meter and Electrode, single use (1)

pH electrode (2)

single use for pH calibration (3)

Viscous Liquid (1)

240°C (2)

295°C (1)

7.0 (H₂O, 25°C) (1)

75°C (1)

~0°C (6)

143.094 (1)

149.19 (4)

157.594 (9)

162.052 (8)

163.173 (2)

174.17 (3)

178.051 (2)

18.02 (1)

192.099 (5)

204.222 (4)

207.288 (1)

209.242 (5)

212.14 (1)

213.248 (4)

245.70 (1)

257.301 (1)

292.244 (2)

294.10 (16)

30.026 (1)

35.046 (26)

360.104 (1)

380.17 (1)

39.997 (1)

40.00 (1)

458.90 (2)

522.676 (1)

53.489 (1)

60.096 (2)

62.068 (1)

624.384 (1)

74.548 (1)

82.03 (1)

82.034 (12)

84.006 (11)

92.094 (1)

≥99.0% (T) (1)

≥99.5% (GC) (2)

≥99.8% (T) (1)

>99% (3)

0.99 (1)

1% (1)

10% (1)

99% (1)

APHA for Arsenic (1)

Soluble in water (120)

Conditioning solution (1)

Ionic strength adjustor solution (9)

Standard Solution (1)

Standard solution (13)

Storage Solution (2)

Storage solution (3)

pH Buffers, Storage Solution, Cleaning Solution (1)

see individual components (1)

storage solution (1)