Na2C2O4
²úÆ·±àºÅ | ²úÆ·Ãû³Æ | ¹æ ¸ñ |
1.01355.010 | ²ÝËáÄÆ | PT100g |
1.01355.030 | ²ÝËáÄÆ | AR500g |
1.01355.040 | ²ÝËáÄÆ | CP500g |
1.01355.050 | ²ÝËáÄÆ | AR25kg/Í° |
1.01355.060 | ²ÝËáÄÆ | CP25kg/Í° |
Íâ¹ÛÓëÐÔ×´£º°×É«ÎÞζ¹ÌÌå¡£
pHÖµ£º¡«8(30 g/L H2O£¬20¡æ)
Ìå»ýÃܶȣº¡«600 kg/m3
·Ðµã(¡æ)£º250-270
ÏûÈÚÐÔ£º Ë®(20¡æ) 37 g/L (100¡æ) 63 g/L
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ÊÖÒÕÖ¸±ê£ºÏîÄ¿Ãû³ÆItem ÆÊÎö´¿AR
º¬Á¿Assay(Na2C2O4) ≥99.8%
pHÖµpH(25¡æ) 7.5~8.5
³ÎÇå¶ÈÊÔÑéClarity of solution ¼°¸ñ4#
Ë®Öв»ÈÜÎïInsoluble matter in water ≤0.01%
¸ÉÔïʧÖØLoss on drying ≤0.02%
ÂÈ»¯ÎïChloride(Cl) ≤0.002%
Áò»¯ÎïSulfide(as SO4) ≤0.004%
×ܵªTotal nitrogen(N) ≤0.002%
¼ØPotassium(K) ≤0.01%
ÌúIron(Fe) ≤0.0005%
ÖؽðÊô£¨ÒÔPb¼Æ£©Heavy metals(as Pb) ≤0.002%
Ò×̼»¯ÎïÖÊReadily carbonizable substance ¼°¸ñ
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