| Kleinfeld Labortechnik |
[EN]: Flame photometer type M410 6x 100 ml calibration standard 1000 ppm Na, K, Ca 1 filter each for Na, K, Ca, incl. german pl }
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| Kleinfeld Labortechnik |
[EN]: Flame photometer type M410 6x 100 ml calibration standard 1000 ppm Na, K, Ca 1 filter each for Na, K, Ca, incl. german pl }
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