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Grirem Advanced Materials Co.,Ltd.(hereinafter referred to as “Grirem”) was founded after an entire restructuring to National Engineering Research Center for Rare Earth Materials(hereinafter referred to as “CREM”) as a joint-stock company in 2001, with Grinm group Co., Ltd. ( previous General Research Institute for Non-ferrous Metals, hereinafter referred to as “GRINM”) as the main sponsor. [More]

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Rare earth halides for scintillation crystals

Molecular formula	Property	Specification	Application
LaCl₃	Density: 3.84 g/cm³ Melting point: 858℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepare LaCl₃:Ce³⁺ scintillation crystal.
CeCl₃	Density: 3.97 g/cm³ Melting point: 817℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepareLaCl₃:Ce³⁺ scintillation crystal.
LaBr₃	Density: 5.07 g/cm³ Melting point: 788℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepare LaBr₃:Ce³⁺ scintillation crystal.
CeBr₃	Density: 5.18 g/cm³ Melting point: 732℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepareLaBr₃:Ce³⁺ and CeBr₃ scintillation crystal.
CeI₃	Density: 5.68 g/cm³ Melting point: 760℃	Purity≥99.95%, water content≤20 ppm，oxygen content≤200 ppm.	Used to preparecerium-doped LuI₃, GdI₃ and YI₃ scintillation crystal.
EuI₂	Density: 5.50 g/cm³ Melting point: 580℃	Purity≥99.95%, water content≤20 ppm，oxygen content≤300 ppm.	Used to prepareSrI₂:Eu²⁺ scintillation crystal.
GdI₃	Density: 5.23 g/cm³ Melting point: 931℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepareGdI₃:Ce³⁺ scintillation crystal.
LuI₃	Density: 5.64 g/cm³ Melting point: 1,050℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepareLuI₃:Ce³⁺ scintillation crystal.
YI₃	Density: 4.59 g/cm³ Melting point: 997℃	Purity≥99.99%, water content≤20 ppm, oxygen content≤50 ppm.	Used to prepareYI₃:Ce³⁺ scintillation crystal.

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