High Purity Best Price Sodium Tetraborate Sodium Borate CAS 1330-43-4

• CAS No.: 1330-43-4
• Formula: B4na2o7
• EINECS: 215-540-4
• Appearance: Powder
• Grade Standard: Industrial Grade
• Test: HPLC
• Model NO.: HB-Sodium borate
• Packing: Rum, Aluminum Foil Bag
• MOQ: 1kg
• Shelf Life: 2 Years
• Storage: Cool Dry Place
• Transport Package: Carton Box
• Specification: 99%
• Trademark: Haibo
• Origin: Shaanxi, China
• HS Code: 00000000
• Production Capacity: 5000000/Year

Product Description

 

Sodium tetraborate can be used as a chemical in fine chemical production, as a cleaning agent, cosmetics, insecticide, as well as for preparing buffer solutions and preparing other boron compounds.

Sodium tetraborate Basic information
Product Name:	Sodium tetraborate
CAS:	1330-43-4
MF:	B4Na2O7
MW:	201.22
EINECS:	215-540-4
Mol File:	1330-43-4.mol
Sodium tetraborate Chemical Properties
Melting point	741 °C (lit.)
Boiling point	1575°C
density	2.367 g/mL at 25 °C (lit.)
vapor pressure	7.3 hPa (1200 °C)
refractive index	1.501
Fp	1575°C
storage temp.	Store at +5°C to +30°C.
solubility	H2O: 0.1 M at 20 °C, clear, colorless
form	Solid
Specific Gravity	2.367
color	White
PH	9.0-10.5 (25ºC, 0.1M in H2O)
Water Solubility	26 g/L (20 ºC)
λmax	λ: 260 nm Amax: ≤0.020
λ: 280 nm Amax: ≤0.015
Sensitive	Hygroscopic
Merck	148,590

Items	Specifications	Results
Appearance	White powder	Confirm
Odor& Taste	Characteristic	Confirm
Loss on drying	≤8.0%	2.8%
Assay(HPLC)	99.0% min	99.2%
Ash	≤1.0%	0.35%
Heavy Metal	≤10 ppm	Confirm
As	≤1.0ppm	Confirm
Pb	≤1.0ppm	Confirm
Cd	≤1.0ppm	Confirm
Hg	≤0.1ppm	Confirm
Total plate count	≤1000 cfu/g	Confirms
Yeast&Mold	≤100 cfu/g	Confirms
E.Coli	Negative	Negative
Salmonella	Negative	Negative
Staphylococcus aureus	Negative	Negative