Sodium phosphate dibasic dihydrate

Molecular Formula：
Na2HPO4·2H2O

Molecular Weight：
177.99

Alias：
二水合磷酸氢二钠 sec-Sodium phosphate di-Sodium hydrogen phosphate dihydrate Disodium hydrogen phosphate dihydrate Disodium phosphate

Product order：

Name	Specifications	Packing	Price	Delivery
Sodium phosphate dibasic dihydrate	HPLC	100g	RMB 759	Consulting service
Sodium phosphate dibasic dihydrate	HPLC	25g	RMB 209	Consulting service

Character：
水中溶解度：93 g/L(20°C)
熔点：243-245℃

Quality Standard：
项目                                    色谱纯    
                                        (HPLC)
外观Appearance                          白色结晶
纯度Purity                              ≥99.0% (T)
干燥损失Loss on drying                  <21 % (130°C)
重金属Heavy metals (as Pb)              <10 ppm
氯 Cl                                   < 50 ppm
pH                                      8.7 - 9.4 (0.5 M 水溶液)
UV (0.5 M 水溶液) ：
at 230 nm A:                            <0.03
at 280 nm A:                            <0.02