TI LIU AN TON HA CHT TN HA CHT : XT, SODA 1. Tn ha cht: Xt, soda. 2. Cng thc ha hc: NaOH 3. Tnh cht vt l, ha hc: - Cht lng, khng mi. - D tan trong nc. - pH: 14. T trng: 1.53 - C tnh n mn cao. 4. Tnh n nh v hot tnh: - Tnh n nh: n nh trong iu kin bnh thng. - Cc cht liu trnh tip xc: da, len, axt, nhm, thic km. 6. Mc ri ro i vi sc khe: - Ht phi: gy tn thng phi v ng h hp trn. - Nut phi: nu nut phi c th gy phng nng cho ming, hng, thc qun, d dy. - ng phi: gy phng v lot da. - Tip xc vi mt: Gy phng nng v hy hoi vnh vin cc m mt. 7. Mc ri ro vi mi trng: - Khng c thng tin. 8. Bin php phng trnh tai nn: eo knh bo h, o v ym bo h bng cao su, gng tay cao su, giy bt. 9. Cc bin php s / cp cu: - Ra vng da b tip xc tht nhiu nc. Ci b qun o b nhim ha cht. Nu phng phi i cp cu. - Nu vo mt: phi ra bng nhiu nc sch v i cp cu. - Ht phi: di nn nhn ti ni thong kh, nu ngng th phi lm h hp nhn to.

- Nut phi: Ung tht nhiu nc. C th xy ra nn ma, NHNG khng c gy i nn nhn. 10. Bin php phng chy cha chy: - Cha chy bng bt kh, hay bnh kh cc-bo-nc. Khng c cha chy bng nc. - Khi cha chy phi mc bo h, mt n th. 12. Lu tr v s dng: - Khi khng dng phi y kn. - Tn tr ni mt, kh, thong kh. Trnh h hng vt l cc bnh ng. Trnh nng trc tip v gi cch xa ngun nhit, nc v cc vt liu khng tng thch. Khng c ra cc bao b v ti s dng vo cc mc ch khc. - Khng trn vo a-xt mnh nu cha pha long trnh phn ng si,n.