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99.9% :
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|
|
|
|
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外观Appearance 白色粉末
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红外光谱鉴别Infrared spectrometry Conforms
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纯度Purity ≥99.9% Based on Trace Metals Impurities
|
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ICP confirms boron and lithium components.
|
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硼B ≥21.0% % (TITRATION WITH NAOH)
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总痕量金属杂质total metallic impurities ≤1000 PPM (by ICP)
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|
|
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ACS, 98.0 - 102 %：
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|
|
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外观Appearance (Color) 白色至类白色粉末
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X-Ray Diffraction Conforms to Structure
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Titration by HCL 98.0 - 102 %
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不溶物Insoluble matter ≤0.01 %
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c = 10g/400ml, H2O
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Loss on Fusion ≤2.0 %
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950 Degrees Celsius
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Aluminum (Al) ≤0.001 %
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Calcium (Ca) ≤0.01 %
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Iron (Fe) ≤0.002 %
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Heavy Metal (as Lead) ≤0.001 %
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Potassium (K) ≤0.005 %
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Magnesium (Mg) ≤5.0 ppm
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Sodium (Na) ≤0.005 %
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Phosphorus Compounds ≤0.004 %
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Silicon (Si) ≤0.01 %
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99.99%:
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|
|
|
|
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外观Appearance 白色粉末
|
|
红外光谱鉴别Infrared spectrometry Conforms
|
|
X-射线衍射分析x-ray diffraction conforms to standard
|
|
纯度Purity ≥99.99% Based on Trace Metals Impurities
|
|
ICP confirms boron and lithium components.
|
|
硼B 21.0% - 22.4% (titration with NaOH)
|
|
总痕量金属杂质total metallic impurities ≤200 PPM (by ICP)
|
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