Pang-bô͘:Chembox NFPA

Lohankhapedia (自由的百科全書) 欲共你講..。
跳至導覽 跳至搜尋

| NFPA 704

|

NFPA 704 four-colored diamondFlammability (red): no hazard codeHealth (blue): no hazard codeReactivity (yellow): no hazard codeSpecial hazards (white): no code

|-