Page 179 - Catalog Instruments and Supplies
P. 179

SCP SCIENCE 179
                                                                            Standards Reagents and CRMs

                                                                       Matrix Reference Materials
                                                                                      EnviroMATTM

                                                                                 ground water

Element  Consensus  Low (ES-L)            Tolerance        Consensus      High (EU-H)   Tolerance
            Value                          Interval           Value                      Interval
           (mg/L)   Confidence              (mg/L)           (mg/L)    Confidence         (mg/L)
                       Interval                                          Interval
                       (mg/L)           0.0187 – 0.0580       0.209       (mg/L)       0.121 – 0.297
                                      0.000574 – 0.00766      0.404                    0.328 – 0.481
Al       0.0383     0.0345 – 0.0422                            1.61    0.194 – 0.224    1.32 – 1.91
                                               -----           3.12    0.391 – 0.417    2.59 – 3.64
As 0.00412 0.00344 – 0.00479            0.0169 – 0.0235       0.197     1.56 – 1.67    0.157 – 0.237
                                        0.0171 – 0.0221        6.50     3.03 – 3.21     4.96 – 8.03
B        (0.024)    -----               0.0256 – 0.281        0.200    0.190 – 0.201   0.166 – 0.233
                                      0.00200 – 0.00598       0.119     6.24 – 6.75    0.090 – 0.149
Ba       0.0202     0.0196 – 0.0208     0.0170 – 0.0230       0.401    0.194 – 0.205   0.325 – 0.478
                                       0.00494 – 0.0114       0.781    0.114 – 0.125   0.658 – 0.903
Be       0.0196     0.0192 – 0.0200    0.00129 – 0.0174        1.17    0.388 – 0.414    0.86 – 1.48
                                        0.000 – 0.0284         2.84    0.761 – 0.801    2.09 – 3.59
Ca       0.153      0.129 – 0.177        0.000 – 0.221        0.096     1.12 – 1.22    0.058 – 0.135
                                        0.0133 – 0.0249        6.11     2.71 – 2.97     4.94 – 7.27
Cd 0.00399 0.00361 – 0.00436            0.0447 – 0.106        0.318    0.088 – 0.105   0.268 – 0.369
                                        0.0333 – 0.0466       0.387     5.91 – 6.30    0.321 – 0.452
Co       0.0200     0.0195 – 0.0205   0.000543 – 0.00767       17.4    0.310 – 0.327    12.5 – 22.3
                                         0.228 – 0.599        0.789    0.375 – 0.398   0.587 – 0.992
Cr 0.00819 0.00758 – 0.00880          0.00261 – 0.00572       0.448     16.6 – 18.3    0.306 – 0.590
                                                              0.102    0.754 – 0.824   0.073 – 0.132
Cu       0.00936    0.00787 – 0.0108           -----          0.040    0.420 – 0.476   0.030 – 0.051
                                               -----          0.030    0.097 – 0.107   0.021 – 0.038
Fe       0.0104     0.00671 – 0.0141  0.000546 – 0.00397      0.979    0.038 – 0.042   0.919 – 1.040
                                               -----          0.035    0.028 – 0.031   0.020 – 0.051
K        0.0903     0.0641 – 0.116      0.0197 – 0.0826       (0.244)  0.968 – 0.991
                                        0.0202 – 0.0347       0.798    0.032 – 0.039          0
Li       0.0191     0.0178 – 0.0203            -----          0.800                    0.693 – 0.903
                                      0.00208 – 0.00704                       0        0.577 – 1.023
Mg       0.0752     0.0695 – 0.0809     0.000 – 0.0230                 0.780 – 0.816
                                                                       0.764 – 0.836
Mn       0.0399     0.0388 – 0.0410

Mo 0.00410 0.00342 – 0.00479

Na       0.413      0.378 – 0.448

Ni 0.00416 0.00386 – 0.00447

P        (0.006)    -----

Pb       (0.001)    -----

Sb 0.00226 0.00187 – 0.00264

Se       (0.003)    -----

Sr       0.0511     0.0451 – 0.0572

Tl       0.0275     0.0260 – 0.0289

U        (0.019)    -----

V 0.00456 0.00407 – 0.00505

Zn       0.0105     0.00817 – 0.0128

                                              Description              Quantity        Catalog No.

                    EnviroMAT Ground Water Low                          250 ml         140-025-034
                    EnviroMAT Ground Water High                         250 ml         140-025-035
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