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  • Ó¢ÎÄÃû£ºSodium oxalate
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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°
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pHÖµ£º¡«8(30 g/L H2O£¬20¡æ)

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ÏûÈÚÐÔ£º Ë®(20¡æ) 37 g/L (100¡æ) 63 g/L

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ÏîÄ¿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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