| Item  | 
                                            Details  | 
                                          
                                          
                                            | Appearance  | 
                                            brown liquid  | 
                                          
                                          
                                            | Hue(2% aqueous solution)  | 
                                            5 below  | 
                                          
                                          
                                            | Sodium sulfate | 
                                            2.5± 0.7  | 
                                          
                                          
                                            | pH-value(2% aqueous solution)  | 
                                            10± 0.5  | 
                                          
                                          
                                            | Ash (%)  | 
                                            15± 2  | 
                                          
                                          
                                            | Solid content (%)  | 
                                            45± 1  | 
                                          
                                        
                                      
                                    
                                      
                                    ● Packing & Storage:  In 200kg galvanized iron drum. Closed tightly. Stored in dry and draughty warehouse, shelf life is 2 yrs.