HOT- SELLING	Appearance	White crystal or powder
	Synonym	Boric anhydride,Boron oxide,Boric Oxide,Di-boron Trioxide
	Formula	B2O3
	M.W.	69.62
	CAS#	1303-86-2
	EINECS#	215-125-8
	Advantages	High purity, Low impurity and Excellent homogeneity

Indexes for Boron trioxide of Premium Grade:

Index	Value(%)	Note
B2O3	≥98.8	The above are general indexes. The inspection reports for each batch of boron oxide are reserved for you. If there is a special request for the index and granularity, please inquiry us.
SiO2	≤0.10
Al2O3	≤0.005
CaO	≤0.01
Fe2O3	≤0.005
Na	≤0.02
H2O	≤0.60
Granularity（60Mesh）	Standard sieve,               Pass rate≥95.0%

Package：Net weight 25KGS/Paper bag; Net weight 1ton/Pallet. For the special packages, we can do it according
to clients’ requirements.
Applications: Specialty glasses; Specialty ceramics; Refractory material; Glazes and enamels; Chemical reactions;
Metallurgy, etc.