亚洲国产精品综合久久20,国产精品videossex国产高清,在线精品国产一区二区三区,亚洲精品国产AV天美传媒,国产AV无码专区亚洲精品,精品黑人一区二区三区,日本大乳高潮视频在线观看,久久人午夜亚洲精品无码区,国产成人精品日本亚洲77上位,最近2019免费中文字幕8

5
中文
Products Center
Key productsOther products
Strontium fluoride
	Strontium fluoride

Molecular formula:SrF2
CAS NO: 7783-48-4
Molecular weight:125.62
Properties: White powder, cubic crystal system. Stable in air, oxidized to strontium oxide above 1000℃. Soluble in water, hydrochloric acid, insoluble in hydrofluoric acid.

Item

Index

content (SrF2)

≥96.0%

barium fluoride (BaF2)

≤1.5%

S

≤0.1%

phosphorus (P)

≤0.01%

lead (Pb)

≤0.01%

Hg

≤0.001 %

SiO2  %

≤1%

-100 mesh

100%

To use: Toothpaste additive, color fluorescent screen, used in the manufacture of optical glass and laser single crystal. Raw materials for pharmaceutical industry and daily chemical industry.
Packaging: 25kg composite paper bag, 25kg woven bag.
Transportation requirements: Protect against moisture.

Back