CH3COONa·3H2O
²úÆ·±àºÅ | ²úÆ·Ãû³Æ | ¹æ ¸ñ |
1.01353.010 | ÈýË®ºÏÒÒËáÄÆ | AR500g |
1.01353.020 | ÈýË®ºÏÒÒËáÄÆ | CP500g |
1.01353.030 | ÈýË®ºÏÒÒËáÄÆ | AR25kg/Í° |
1.01353.040 | ÈýË®ºÏÒÒËáÄÆ | CP25kg/Í° |
1.01353.050 | ÈýË®ºÏÒÒËáÄÆ | CP25kg/´ü |
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pHÖµ£º8.9(0.1 mol/L£¬25¡æ)
ÈÛµã(¡æ)£º58
Ìå»ýÃܶȣº¡«900 kg/m3
·Ðµã(¡æ)£º>400
Ïà¶ÔÃܶÈ(Ë®)£º 1.45 g/cm3 (20¡æ)
×Ôȼµã(¡æ)£º607
ÉÁµã(¡æ)£º>250
ÈÈÆÊÎö£º120¡æʧȥ½á¾§Ë®£¬Î¶ÈÔٸ߼´ÆÊÎö¡£
ÏûÈÚÐÔ£º1 g¸ÃÆ·ÈÜÓÚ0.8 mLË®¡¢0.6 mL¹öË®¡¢19 mLÒÒ´¼¡£
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ÊÖÒÕÖ¸±ê£ºÏîÄ¿Ãû³ÆItem ÆÊÎö´¿AR »¯Ñ§´¿CP
º¬Á¿Assay(CH3COONa•3H2O) ≥99.0% ≥98.0%
pHÖµ(50g/LÈÜÒº£¬25¡æ)pH value(50g/L solution,25¡æ) 7.5¡«9.0 7.5¡«9.0
³ÎÇå¶ÈÊÔÑé Clarity test of solution ¼°¸ñ3# ¼°¸ñ5#
Ë®²»ÈÜÎïInsoluble matter in water ≤0.002% ≤0.005%
ÂÈ»¯ÎïChloride (Cl) ≤0.001% ≤0.003%
ÁòËáÑÎSulfate (SO4) ≤0.005% ≤0.005%
Á×ËáÑÎPhosphate (PO4) ≤0.0002% ≤0.0005%
ÂÁAluminum (Al) ≤0.0005% ≤0.001%
¸ÆCalcium (Ca) ≤0.002% ≤0.005%
ÌúIron (Fe) ≤0.0002% ≤0.0005%
ÍCopper (Cu) ≤0.0005% ≤0.001%
ǦLead (Pb) ≤0.0005% ≤0.001%
»¹Ô¸ßÃÌËá¼ØÎïÖÊ(ÒÔHCOOH¼Æ)
Substances reducing potassium permanganate
(as HCOOH) ≤0.01% ≤0.02%
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