Calcium oxide
Molecular Structure:
MDL:
MFCD00010910
Molecular Formula:
CaI2
Molecular Weight:
293.89
Alias:
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Calcium oxide |
CP |
100g |
RMB 207.9 |
Consulting service |
Calcium oxide |
CP |
500g |
RMB 644.6 |
Consulting service |
Character:
白色六方厚針狀、片狀、塊狀或粉末。易潮解,在空氣中變黃析出碘,并吸收二氧化碳。易溶于水、乙醇、甲醇和丙酮,幾乎不溶于醚和二氧六環(huán),溶于酸而分解游離出碘或生成氫碘酸。水溶液呈中性或微堿性。
密度:2.55
熔點(diǎn):42℃
沸點(diǎn):160℃
Quality Standard:
項(xiàng)目ltem 化學(xué)純
(CP)
含量(CaI2?4H2O)Assay,% ≥ 98.0
水不溶物lnsoluble matter in water,% ≤ 0.01
游離酸(以HI)Free acids,% ≤ 0.01
游離堿(以CaCO3計(jì))Free alkali,% ≤ 0.01
碘及碘酸鹽(以I2計(jì))Iodine and iodate,% ≤ 0.01
氯及溴(以CI計(jì))Choride and bromide,% ≤ 0.01
硫酸鹽(SO4)Sulfale,% ≤ 0.01
總氮量(N)Total nitrogen,% ≤ 0.01
鐵(Fe)Iron,% ≤ 0.001
重金屬(以Pb計(jì))Heavy metals,% ≤ 0.001
堿金屬及鎂Alkali metals and magnesium,% ≤ 0.2
Storage:
易潮解,密封避光保存。
用途 主要用于醫(yī)藥,作碘化鉀的代用品;照相用作感光乳劑;還可用作制礦泉水、滅火劑、碘化氫的干燥劑及分析試劑。