Hot sale lowest Price Borax /borax powder/borax pentahydrate 99.9 price
Properties:
Borax is also called coarse borax in chemical composition, it is containing 10 water molecule four boric acid
sodium. Its crystal to the plate or columnar crystal together form the brilliant clumps, granular,
porous soil block etc, color is white with ash or with light color attune of yellow, blue, green, etc,
with vitreous burnish.
Borax Specification:
ITEM |
Specification |
||||
Decahydrate |
Pentahydrate |
Anhydrous |
|||
Appearance |
White Powder |
||||
Molecular Weight |
381.37 |
291.29 |
201.22 |
||
Sodium Borate Assay, %≥ |
95; 99.5 (Na2B4O7.10H2O) |
99.5 (Na2B4O7.5H2O) |
95; 99.5 (Na2B4O7) |
||
B2O3, %≥ |
37-38 |
48.5 |
68.0 |
||
NaO2, %≥ |
16-17 |
21.5 |
30 |
||
Sodium carponate (Na2CO3) % ≤ |
0.1 |
0.1 |
0.1 |
||
Insoluble matter in water % ≤ |
0.04 |
0.04 |
0.04 |
||
Sodium Suitate (Na2SO4) % ≤ |
0.2 |
0.2 |
0.2 |
||
Sodium Chloride (NaCl) % ≤ |
0.03 |
0.03 |
0.03 |
||
Iron (Fe) % ≤ |
0.002 |
0.002 |
0.002 |
Borax Application:
1)metal wire drawing in the lubricant can be used as a carrier, as a stabilizing agent in refractory and skeleton formed body.
2)Used for high-quality glass, coat, non-ferrous metal and alloys such as cosolvent
3)retarder for cement and concrete, water, pH value of system buffer, paraffin wax emulsifier.
4)preparation of boron-containing compounds, borax is the basic raw materials, almost all of the boron compounds are boric acid to the system can be obtained by.
5)other similar nature and borax
Packaging:
Woven bag lined with plastic bag, net weight 25kg /bag.
Hot sale lowest Price Borax /borax powder/borax pentahydrate 99.9 price.
Storage:
Store at cool, dry and ventilate. The shelf life is 12 months after manufacturer date. It is still available if retest result is qualified after expire date Sodium borate is a stable crystal under normal condition. If it is moistened it will react with water and release microcalorimetry.When keep in humidity condition or temperature dramatic changed environment , it may caking. Cautions in storage should keep away from the dramatic change environment, and ensure intact packing.
Transportation:
Avoid water, exposure and violent collision .Do not transport with strong oxidizers.
Shipping:
Within 7 days of receipt of advance payment.
1.Prompt reply and instant communication are available
2.Free samples can be transmitted.
3.Quality products with competitive price can be provided.
4.Any customized packing can be provided.
5.We accept third party inspection.
6.The goods will be delivered within the time promised.
7.Any other reasonable requirements you put forward.
FAQ:
1.Q:Are you a factory or trading company?
A:We are a factory.
2. Q: What documents you provide?
A: Usually, we provide Commercial Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know
3. Q: What is loading port?
A: Usually is Tianjin or Qingdao.