引用 QQQQQQQ:
高毒+1 其实 毒不毒是LD50硬测出来的，不是一个质疑说质疑谁就完事的，举个例子：肼高毒 碳酰肼几乎无毒 尿素无毒 光气剧毒

11.1.1 Acute toxicity
For Metaphosphoric acid no data are available.
For Ortho-phosphoric acid that forms by prolonged standing or by heating an aqueous solution
of Metaphosphoric acid, the following LD50 values were determined:
LD50 (oral, rat): ca. 2600 mg / kg body weight (see REACH Registration dossier Orthophosphoric
acid)
LD50 (dermal, rat): above 2000 mg / kg body weight (see REACH Registration dossier Orthophosphoric
acid)

二楼的文档里面有