K2Cr2O7
²úÆ·±àºÅ | ²úÆ·Ãû³Æ | ¹æ ¸ñ |
1.01787.025 | ÖظõËá¼Ø | PT100g |
1.01787.045 | ÖظõËá¼Ø | AR500g |
1.01787.055 | ÖظõËá¼Ø | CP500g |
1.01787.065 | ÖظõËá¼Ø | CP25kg |
1.01787.095 | ÖظõËá¼Ø | AR25kg |
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Ïà¶ÔÃܶÈ: 2.68
ÈÛµã: 398¡æ
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º¬Á¿Assay(K2Cr2O7) ≥99.8% ≥99.5%
Ë®Öв»ÈÜÎïInsoluble matter in water ≤0.005% ≤0.01%
¸ÉÔïʧÖØLoss on drying ≤0.05% --
ÂÈ»¯ÎïChloride(Cl) ≤0.002% ≤0.005%
ÁòËáÑÎSulfate(SO4) ≤0.01% ≤0.02%
ÄÆSodium(Na) ≤0.05% ≤0.1%
¸ÆCalcium(Ca) ≤0.002% ≤0.01%
ÌúIron(Fe) ≤0.002% ≤0.005%
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