又白又嫩毛又多15P,成全高清视频免费观看动漫版,已婚丰满少妇21p,无码丰满少妇2在线观看

草酸鉀

一、化學(xué)名：草酸鉀

二、分子式：K2C2O4·H2O

三、分子量：184.24

四、CAS：6487-48-5

五、性狀：白色單斜晶體，易溶于水。相對密度2.127。

六、用途：用于制藥和漂白草帽等，也可用作化學(xué)試劑、織物去垢劑和靜脈血管樣品的抗凝結劑等。

七、包裝：內襯聚乙烯塑料袋，外套復合塑料編織袋包裝，每袋凈重25kg。

八、貯存與運輸：本品應貯存在干燥通風(fēng)清潔的庫房中，裝載運輸時(shí)要輕裝輕放，防止包裝破損，防止受潮、受熱，運輸過(guò)程中防止雨淋受潮，應與有毒物品隔離。

質(zhì)量指標SpecificationGB/T 695-94
分析純AR化學(xué)純CP
含量（K2C2O4·H2O），w/%          ≥Content (K2C2O4·H2O) ，w/%     ≥99.899.5
pH值（50g/L,25℃）pH (50g/L,25℃)7.2-8.27.2-8.2
澄清度試驗Clarity test合格合格
水不溶物，w/%                   ≤Insoluble substances,w/%        ≤0.0030.02
氯化物（以Cl計），w/%            ≤Chlorides (as Cl),w/%           ≤0.0010.005
硫化合物（SO42-），w/%            ≤Sulfates (SO42-),w/%            ≤0.010.03
總氮量（N），w/%                 ≤Nitrogen (N),w/%               ≤0.0020.005
鈉（Na），w/%                    ≤Sodium (Na),w/%               ≤0.020.05
磷酸鹽（PO4），w/%               ≤Phosphate (PO4) ,w/%           ≤0.0010.005
鐵（Fe），w/%                     ≤Iron (Fe),w/%                  ≤0.00050.001
重金屬（以Pb計），w/%            ≤Heavy metal (as Pb),w/%        ≤0.00050.001
易碳化物質(zhì)                     ≤Readily carbonizable substances   ≤合格合格
width=

1、Chemical Name: Potassium Oxalate

2、Molecular Formula : K2C2O4·H2O

3、Molecular Weight: 184.24

4、CAS: 6487-48-5

5、Characte : It is white monoclinic crystal. It’s easily soluble in water. The relative density is 2.127.

6、Usage : It can be used in pharmacy, bleaching straw hats, etc. It can also be used as chemical reagent, fabric detergent and anticoagulant for venous blood vessel samples, etc.

7、Packing : It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.

8、Storage and Transport : It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.