T\u00f9y v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee7a nh\u00e0 m\u00e1y, ch\u00fang ta c\u00f3 th\u1ec3 uy\u1ec3n chuy\u1ec3n s\u1eed d\u1ee5ng c\u00e1c d\u00f2ng b\u00fat marker ri\u00eang. Vi\u1ec7c m\u1ef1c c\u00f3 phai hay kh\u00f4ng phai t\u00f9y thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 trong \u0111\u00f3 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t l\u00e0 b\u1ec1 m\u1eb7t c\u1ee7a v\u1eadt li\u1ec7u vd tr\u00ean k\u00ednh, kim lo\u1ea1i v\u00e0 g\u1ed7, gi\u1ea5y s\u1ebd ho\u00e0n to\u00e0n kh\u00e1c nhau.<\/p>\n\n\n\n
N\u1ebfu tr\u00ean g\u1ed7, gi\u1ea5y, v\u1ea3i th\u00ec m\u1ef1c d\u1ec5 d\u00e0ng b\u1ecb th\u1ea5m h\u00fat v\u00e0o trong v\u1eadt li\u1ec7u n\u00ean kh\u00f4ng th\u1ec3 t\u1ea9y s\u1ea1ch. Ng\u01b0\u1ee3c l\u1ea1i tr\u00ean b\u1ec1 m\u1eb7t c\u1ee9ng nh\u01b0 kim lo\u1ea1i, nh\u1ef1a, k\u00ednh th\u00ec m\u1ef1c ch\u1ec9 n\u1eb1m ph\u00eda tr\u00ean v\u1eadt li\u1ec7u m\u1eb7c d\u00f9 kh\u00f4ng phai nh\u01b0ng n\u1ebfu c\u00f3 t\u00e1c \u0111\u1ed9ng v\u1eadt l\u00fd th\u00ec m\u1ef1c s\u1ebd m\u1ea5t \u0111i<\/p>\n\n\n\n
Ngo\u00e0i ra y\u1ebfu t\u1ed1 dung d\u1ecbch t\u1ea9y r\u1eefa nh\u01b0 c\u1ed3n, xylene, aceton, x\u0103ng… c\u0169ng s\u1ebd t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn vi\u1ec7c t\u1ed3n t\u1ea1i c\u1ee7a m\u1ef1c \u0111\u00e3 vi\u1ebft v\u00e0 \u0111\u00e1nh d\u1ea5u<\/p>\n\n\n\n
\u1ede trong ph\u1ea1m vi c\u1ee7a nh\u00e0 cung c\u1ea5p c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ee5 tr\u1ee3 cho nh\u00e0 m\u00e1y trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a chi ti\u1ebft. Kh\u00f4ng phai \u1edf \u0111\u00e2y ch\u1ec9 mang t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i ngh\u0129a l\u00e0 d\u01b0\u1edbi nh\u1eefng t\u00e1c \u0111\u1ed9ng th\u00f4ng th\u01b0\u1eddng th\u00ec m\u1ef1c v\u1eabn c\u00f2n t\u1ed3n t\u1ea1i, c\u00f2n khi ch\u00fang ta c\u1ed1 \u00fd b\u00f3c t\u00e1ch, l\u00e0m s\u1ea1ch th\u00ec m\u1ef1c c\u0169ng s\u1ebd phai.<\/p>\n\n\n\n