46
Assay % Min 98
Density (d20° /4 °C) 1.045 - 1.046
Melting point °C 29 - 33
Product code:
C.A.S. :
EINECS :
403240500
95-48-7
202-423-8
o-Cresol
Laboratory Reagent
C H O
108.14
7 8
MW =
500 ml
H301-H311-H314
P280-P303-P361-P353-P305-P351-P338-P310
Assay% Min 98
Melting range °C 31 - 34
Product code:
C.A.S. :
EINECS :
314290500
106-44-5
203-398-6
p-Cresol
Laboratory Reagent
C H O
108.14
7 8
MW =
500 ml
H301-H311-H314
P280-P303-P361-P353-P305-P351-P338-P310
Absorptionmaxima (NaOH0.1mol/L) 577 - 580 nm
Absorptivity (Absorption maxima
0.005g/l NaOH solution 0.1mol) Min 750
Water (by KF) % Max 10
Sulfated ash% Max 1
Suitability as indicator Passes test
Product code:
C.A.S. :
EINECS :
116120001
2411-89-4
219-318-8
o-Cresolphthalein complexone
Laboratory Reagent
C H N O
636.61
32 32 2 12
MW =
1 gr
pH8.2-9.8 Colourless to violet red
Absorptionmaxima (at pH11.3) 565 - 569 nm
Specific Absorptivity(at absorptionmaxima) Min 1500
Insolublematter in ethanol
Passes test
Loss on drying (at 135 °C) % Max 0.5
Sulfated ash%
Max 0.5
Product code:
C.A.S. :
EINECS :
116220005
596-27-0
209-881-8
346.39
o-Cresolphthalein
Laboratory Reagent
C H O
22 18 4
MW =
5 gr
Assay (GC) % Min 99
Density (d20 °C /4 °C) 0.851 - 0.853
Product code:
C.A.S. :
EINECS :
403190500
123-73-9
224-030-0
MW =
Crotonaldehyde
For Synthesis
C H O
70.09
4 6
500 ml
H225-H301-H311-H330-H315-H335-H341-H373-H400
P210-P280-P304-P340-P309-P310-P302-P352
Assay (T) % Min 97
Melting point °C 70 - 73
Product code:
103010250
C.A.S. :
107-93-7
EINECS :
203-533-9
6
Crotonic acid
Laboratory Reagent
C H O
86.09
4 6 2
MW =
250 gr
H311-H314-H302
P260-P303-P361-P353-P305-P351-P338-P361-P405-P501
Absorptionmaxima 589 - 594 nm
Dye content % Min 88
Specific absorptivity 2050 - 2450
Loss on drying% Max 10
Product code:
403220025/0100
C.A.S. :
548-62-9
EINECS :
208-953-6
Crystal violet C.I. 42555
For Microscopy
C H ClN MW =407.99
25 30
3
25 gr
100 gr
H301-H318-H351-H400-H410
P280-P301-P310-P305-P351-P338-P321-P405-P501
Product code:
DM2160500
Crystal violet lactose agar
For Microbiology
500 gr
Proteose peptone 5.00G/L
Beef extract 3.00G/L
Lactose
10.00G/L
Crystal violet 0.0033G/L
Agar 15.00G/L
Final pH (at 25°C) 6.8
ñ
0.2
Assay (acidimetric) % Min 99
Melting point °C 170 - 180
Product code:
C.A.S. :
EINECS :
403210005
458-37-7
207-280-5
Curcumin crystalline
Laboratory Reagent
C H O
368.39
21 20 6
MW =
5 gr
H315-H319-H335
P261-P280-P305-P351-P338-P304-P340-P405-P501A
Assay% Min 99
Water (KF) % Max 0.02
Acidity (meq/g) (meq/g) Max 0.0005
Residue on Evaporation% Max 0.001
Aromatic compounds % Max 0.05
H304-H400-H410-H315-H336
P261-P301-P310-P302-P352-P321-P405
Product code:
C.A.S. :
EINECS :
201042500
110-82-7
203-806-2
MW =
Cyclohexane
Analytical Reagent
C H
84.16
6 12
2.5 L
