Λ Ϊ. with these high-purity R a p i d a n d c o m p l e t e solubility of H o o k e r S o d i u m Suliide a n d S o d i u m Sulfhyclrate c a n m e a n s u b s t a n t i a l savings in time a n d m a n p o w e r . The {lakes dissolve a l m o s t i n stantly, w i t h o u t a g i t a t i o n , e v e n in cold w a t e r . . . n o s l u d g e settles o u t , even after s t a n d i n g for h o u r s . T h e c l e a n solution of suliide o r sulfhyd r a t e c a n be used i m m e d i a t e l y , w i t h o u t settling or d e c a n t i n g a further t i m e saver.
SODIUM Mol.
T h e high p u r i t y of H o o k e r S o d i u m Sul iide ( F e 8 p p m \ l a x . ) a n d S o d i u m Sulfh yd r a t e [Fc 5 p p m M a x . ) also helps you save process t i m e b y e l i m i n a t i n g variation.»» in q u a l i t y . P a i n s t a k i n g u n i f o r m i t y , from o n e s h i p m e n t to t h e n e x t , e n a b l e s y o u tc get consistent results w i t h y o u r o w n prod uct without v a r y i n g y o u r p r o c e d u r e s . W r i t e today, on y o u r c o m p a n y l e t t e r h e a d , for samples a n d Technical D a t a Sheets.
SULFIDE—Na2S
Wt
SODIUM 78.1
M.P
SULFHYDRATE—NaSH (sodium h y d r o s u l f i d e )
100° C
Mol.
L i g h t bull c o l o r e d s o l i d in Hake f o r m . R a p i d l y s o l u b l e in w a t e r ; slii>h(l\ s o l u b l e in a l c o h o l ; i n s o l u b l e in e t h e r . Also available· in solid i o r : n .
Wt
50.1
M.P
55° C
I.i^ht l e m o n colored solid in Hake f o r m . C o m p l e t e l y a n d r a p i d l y soluble i n w a t e r , a k o h o l a n d e t h e r .
ANALYSIS
ANALYSIS
Na-.S
60 to G2'"v
NaCl O t h e r Xa Salts Ie C u . Ni, C i . Μ η . Pb Welter - of c r y s t a l l i z a t i o n
1.5';; M a x . 2A)r'c M a x . 8 |)])tn M a x . 1 ppm Max. 3^,0 Min. USES
In m a n u f a i t u r e oi ciyestutis, c h e m i c a l i n t e r m e d i a t e s , s t r a w a n d k r a f t p u l p , r u b b e r , a s a n i n g r e d i e n t of d y e l i q u o r for textile d y e i n g ; b o i l i n g o u t l i n e n ; o r e f l o t a t i o n a n d m e t a l refining; i n u n h a i r i n g h i d e s a n d wool p u l l i n g ; desulfuri/.ing viscose r a y o n . SHIPPING
$fajf2**è/ y//ts& J&fc/e
USES
SHIPPING
90 & 350 lbs. n e t 625 lbs. n e t
CONTAINERS
Lacquer-lined steel d r u m s
9 0 & 3 5 0 lbs. net
sfid/ s£/w; StfX/ïS/f*/
HWMiaEHEMAIIt.feiH
mmimmmmm.
7 FORTY-SEVENTH ST., N I A G A R A FALLS, Ν . Υ. NEW YORK, Ν. Υ. · W I L M I N G T O N , CALIF. · TACOMA,
10-1841
WASH.
Benzoic Acid · Chlorotoluene · Sodium Benzoate · Caustic Soda · Muriatic Acid · Paradichlorobenzene 446
7 0 to 7 2 % 2.5% Max. 0.8% Max. 0.4% Max. 5 ppm Max. 1 ppm Max. 2 8 to 2 6 %
In p r e p a r a t i o n of clyestuffs a n d o t h e r o r g a n i c c h e m i c a l s such as thioainides, thiourea, thioglycolic acid, thio- a n d d i t h i o - b e n z o k a c i d s , s o d i u m t h i o s u l f a t e ; in u n h a i r i n g h i d e s , in desulfurizing viscose r a y o n .
CONTAINERS
F l a k e : Steel d r u m s S o l i d : Steel d r u m s
lHiUiQ»eclR!
NaSH Na-S NaCl N a , S O ; ; .incl X a H C O ; , ie C u , N i , C i , Μη, P b W a t e r of c ι Λ s t a l l i / a t i o n
CHEMICAL
AND
· Chlorine
ENGINEERING
NEWS
