S u y u q a m m a i k G O S T 6 2 2 1 - 8 2 t al abl ar i b o ‘y i c h a q u yi da gi u c h
m a r k a d a i sh la b chi qar ila di:
«А» ma r ka l i si — a z o t l a s h t i r i s h u c h u n , sovi tish a g e n t i sifatida
q o ‘llash u c h u n h a m d a h i m o y a a t m o s f e r a l a r i n i hosil qilish u c h u n .
«Ак» mar ka l is i — e k s p or t u c h u n va magi st ral a m m i a k — o ‘t ka z -
g i c h l a r b o ‘y ic ha tashi sh u c h u n .
«В» mar ka l is i — h a r xil o ‘g ‘itlarga q ay t a ishl ash u c h u n h a m d a
q is h l o q x o ‘j al i g i da t o ‘g ‘r i d an t o ‘g ‘ri azotli o ‘g ‘it sifatida q o ‘llash
u c h u n .
Is te ’m o l c h i l a r bi lan kelishilgan h o l d a suyuq a m m i a k n i n g y u q or i d a
k o ‘r s a t i l g an h a r q a n d a y ma r ka l i si xalq xo' j al igi t a r m o q l a r i d a va
e k s p or t u c h u n q o ‘llashga r uxsat etiladi.
S u y u q a m m i a k quyi dagi ( 8. 1- j adval ) n o r m a l a r g a m o s k e l m o g ‘i
kerak.
8 .1-jacIval
Dostları ilə paylaş: