21645-51-2

分子式：
Al(OH)3

分子量：
77.99

别名：
水合氧化铝，三水合氧化铝，三羟基铝 Aluminum hydrate Hydrated alumina Aluminum trihydrate

产品订购：

品名	规格	包装	单价	货期
氢氧化铝	CP	500g	28.6元	促销
氢氧化铝	99.99%，0.05～1.5μm	1Kg	418元	现货
氢氧化铝	99.99%，0.05～1.5μm	500g	220元	现货
氢氧化铝	99.99%，2～10μm	1Kg	418元	现货
氢氧化铝	99.99%，2～10μm	500g	220元	现货
氢氧化铝	AR	500g	41.8元	现货

性状：
白色无定形粉末。无气味，无味。能吸收酸和二氧化碳。加热至300℃时失水成氧化铝。溶于矿酸及碱性水溶液，不溶于水。最小致死量(大鼠，腹腔)150mg/kg。
熔点：300℃
密度：2.42

质量标准：
 
   Q/(HG)SJ 726-1977
项目Item                                分析纯　     化学纯
                                         (AR)         (CP)
水中溶解物Soluble matter in water,%    ≤0.25         0.25
水分(H2O)Water,%                       32.0～35.0   32.0～35.0
氯化物(Cl)Chloride,%                   ≤0.002        0.006
硫酸盐(SO4)Sulfate,%　　               ≤0.02         0.05
硅酸盐(SiO3)Silicate,%                   合格         合格
铁(Fe)Iron,%                           ≤0.002        0.005
碱金属和碱土金属Alkali and earths,%    ≤0.25         0.60
重金属(以Pb计)Heavy metals,%           ≤0.005        0.005

高纯纳米氢氧化铝：

纯度Purity                              ≥99.99%
Si                                      <9ppm
Fe                                      <10ppm
Na                                      <10ppm
Cu                                      <2ppm
Ca                                      <8ppm
Mg                                      <1ppm
Co                                      <1ppm
Ni                                      <2ppm
Pb                                      <1ppm
D50（um）                               2～10
比表面积（m2/g）                        1～20

99.6%，1μm：

水分                                    0.23%
Al（OH）3                               99.6%
Fe2O3                                   0.01%
SiO2                                    0.01%
Na2O                                    0.33%
W-Na2O                                  0.05%
平均粒径μm                              1.0
白度                                    98
吸油量(ml/100g)
   DOP                                  48
   亚麻子油                             36
PH值   30%浆料                          10.1
BET比表面积(m2/g)                       5
吸水率                                 0.90%

99.8%，10μm：

水分                                    0.24%
Al（OH）3                               99.8%
Fe2O3                                   0.01%
SiO2                                    0.01%
Na2O                                    0.13%
W-Na2O                                  0.01%
平均粒径μm                              10
白度                                    99
吸油量(ml/100g)
   DOP                                  32
   亚麻子油                             22
PH值   30%浆料                          7.1
BET比表面积(m2/g)                       3.0
吸水率                                  0.40%

99.8%，30μm：

水分                                    0.06%
Al（OH）3                               99.8%
Fe2O3                                   0.01%
SiO2                                    0.01%
Na2O                                    0.13%
W-Na2O                                  0.01%
平均粒径μm                              30
白度                                    97
吸油量(ml/100g)
   DOP                                  20
   亚麻子油                             18
PH值   30%浆料                          8.3
BET比表面积(m2/g)                       0.8
吸水率                                  0.08%

贮存：
密封保存。
用途  重量法测定钾肥的含量。吸附剂, 乳化剂, 离子交换剂,色谱分析剂，媒染剂。耐火材料，玻璃，陶器。沉淀色料，防水织物。制造铝盐。