产品名称９/div>
1303-96-4
di-Sodium tetraborate decahydrate
Borax, Sodium biborate decahydrate, Sodium borate decahydrate
产品介绍９/div>
产品说明
分析说明
Assay (acidimetric): 99.5 - 103.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: 0.005 %
pH-value (0.01 M Solution, 25 C): 9.15 - 9.20
pH-value (4?%, water): 9.0 - 9.6
Chloride (Cl): 0.0007 %
Phosphate (PO?): 0.001 %
Sulfate (SO?): 0.005 %
Heavy metals (as Pb): 0.001 %
As (Arsenic): 0.0005 %
Ca (Calcium): 0.005 %
Cu (Copper): 0.0005 %
Fe (Iron): 0.0005 %
NH? (Ammonium): 0.001 %
Pb (Lead): 0.0005 %
Corresponds to ACS,ISO,Reag.?Ph?Eur
基本信息
| 经验(实验)分子弎/td> |
B4Na2O7 10H2O |
| 分子野/td> |
381.37 |
| MDL编号 |
MFCD00149193 |
| EC索引叶/td> |
215-540-4 |
产品性质
| 质量水平 |
100 |
| 等级 |
ACS reagent |
| 机构 |
reag. ISO
reag. Ph. Eur. |
| 蒸汽厊/td> |
0.213 hPa ( 20 ? |
| 测定 |
99.5-103.0% (acidimetric) |
| 效能 |
2660 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rabbit) |
| pH?酸碱? |
9.2 (20 ? 47 g/L in H2O) |
| mp |
75 (Elimination of water of crystallisation) |
| 溶解?/td> |
49.74 g/L |
| 密度 |
1.72 g/cm3at 20 ℂ/td> |
| 堆积密度 |
750 kg/m3 |
| 储存温度 |
2-30ℂ/td> |
| InChI |
1S/B4O7.2Na.10H2O/c5-1-9-3(7)11-4(8)10-2-6;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;; |
| InChI key |
OJPFLODMGUZMKD-UHFFFAOYSA-N |
安全信息
| 象形国/td> |
  |
| 警示用语９/td> |
Danger |
| 危险声明 |
H319 - H360FD |
| 预防措施声明 |
P201 - P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313 |
| 危险分类 |
Eye Irrit. 2 - Repr. 1B |
| 储存分类代码 |
6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects |
| WGK |
WGK 1 |
| 闪点(F) |
Not applicable |
| 闪点(C) |
Not applicable |
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