سعر فوب
أحصل على آخر سعر( Negotiable )
|1 Kilogram Minimum Order
بلد:
China
نموذج رقم:
-
سعر فوب:
( Negotiable )أحصل على آخر سعر
الموقع:
China
سعر الحد الأدنى للطلب:
-
الحد الأدني للطلب:
1 Kilogram
تفاصيل التغليف:
Woven bag lined with plastic bag, net weight 25kg /bag.
موعد التسليم:
Shipped in 7 days after payment
القدرة على التوريد:
1000 Metric Ton per Month
نوع الدفع:
T/T
مجموعة المنتج :
الشخص الذي يمكن الاتصال به Mr. Ryan
No. 75,Xinhu Street,Xishi District, Yingkou,Liaoning, China 11500, Yingkou, Liaoning
Executive standard: Q/YTY*******1
Chemical name: Sodium tetraborate
CAS RN: ********4
1. Physical and chemical properties:
1.1 Molecular formula: Na2B4O7
1.2 Molecular weight: **1.*2
1.3 Structure formula:
1.4 Melting point: **2.5℃(for orthorhombic crystal A); **4℃(for orthorhombic crystal B)
1.5 Density: 2.*8 (for orthorhombic crystal A); 2.*5(for orthorhombic crystal B)
1.6 Properties: Its hygroscopicity is extremely strong. Dissolved in water, but slowly dissolved in methanol to form a concentration of ****6% solution.
2. Technical indexes:
Item |
1st grade |
2nd grade |
Sodium Borate content,% |
≥*8.0 |
≥*6.0 |
Diboron trioxide,% |
****8 |
****8 |
3. Application: Sodium Borate has been mainly used in the manufacturing high quality glass, optical glass, glaze of pottery and porcelain, glaze of enamel, detergent, bleaching agent, cleaning agents, flame retardant, rust inhibitor and caking agent. It could be also used as the carrier of the lubricant used in metal wiredrawing, the stabilizer of refractory material and skeleton former, the coated fluxing agent in metallurgy, the retarder of cement and concrete, the buffer of pH value in water system and emulsifier of paraffin.
4. Safety instructions: Toxic by ingestion, inhalation, eye and skin contact. Eye and skin contact can cause inflammation. Mouse, oral: LD*0=***0mg/kg; rat, oral: LD*0=***0mg/kg. Rubber gloves, respirator and eye protection must be used during operations in case of skin contact, eyes contact..
5. Packing: Woven bag lined with plastic bag, net weight *5kg /bag.
6. Storage: Store at cool, dry and ventilate. The shelf life is *2 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.
7. Transportation: Avoid water, exposure and violent collision .Do not transport with strong oxidizers.
بلد: | China |
نموذج رقم: | - |
سعر فوب: | ( Negotiable ) أحصل على آخر سعر |
الموقع: | China |
سعر الحد الأدنى للطلب: | - |
الحد الأدني للطلب: | 1 Kilogram |
تفاصيل التغليف: | Woven bag lined with plastic bag, net weight 25kg /bag. |
موعد التسليم: | Shipped in 7 days after payment |
القدرة على التوريد: | 1000 Metric Ton per Month |
نوع الدفع: | T/T |
مجموعة المنتج : | boron |