Product Introduction
Borax is the sodium salt of boric acid, the general term for sodium tetraborate, which is a mineral containing boron. According to the amount of crystal water, it is divided into three types: borax decahydrate, borax pentahydrate and borax anhydrous.
Specification
| ITEM |
Decahydrate |
Pentahydrate |
Anhydrous |
| Appearance |
White Powder |
Sodium Borate Assay, %≥ |
99.5 |
99.5 |
99.5 |
| (Na2B4O7.10H2O) |
(Na2B4O7.5H2O) |
(Na2B4O7.H2O) |
| B2O3, %≥ |
37-38 |
48.5 |
68 |
| 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 |
Application
Mainly used in the glass and enamel industry. In the glass, the transparency and thermal resistance of the glass can be enhanced in the glass. In enamel products, porcelain glaze is not easy to fall off and make it shiny. In the special optical glass, glass fiber, non -ferrous metal welding agent, jewelry adhesive, printing and dyeing, washing (silk and woolen fabrics, etc.), refined, cosmetics, pesticides, fertilizers, borosity soaps, preservatives, antifreeze and medicine It is also widely used in disinfection agents and other aspects.
Packing & Delivery
1. Packed in plastic-lined plastic woven bags of 25 Kg net each, 25MT per 20FCL.
2. Packed in plastic-lined plastic woven jumbo bags of 1250 Kg net each, 25MT per 20FCL.
Our Services
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.
FAQ
Q1:Are you a factory or trader?
A1:We are directly factory combined production and export and one of the biggest factory in China.
Q2:Can we visit your factory?
A2:Yes, welcome to visit our factory any time, just take plane to Hohhot airport, China, then we will arrange a car to pick up you.
Q3:What's your payment?
A3:TT and LC at sight. and West Union.
Q4:Can you send sample?
A4:Yes, we can send you free charge sample, you only pay for international courier charge.
Q5:How to guarantee high quality goods?
A5:We like to send you sample from goods randomly, you can inspect the goods or test it by SGS or B.V. or Intertek.
Q6:What's your delivery time?
A6:Generally 7--15 days after payment for small qty and will inform you when large qty or special order.
Q7:Is there any discount?
A7:Yes, we can consider to give you a discount for first deal and regular order and for good payment.
Q8:How to pay and start order?
A8:We send you Proforma Invoice for your approval and payment first. We will start production when we receive your bank swift. Any questions just send your inquiry to our company. We are online for 24hours for servicing you.
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