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Cargille Laboratories Code 1160 Immersion Liquid "Special"

n(5893 ) 25° C = 1.5167


Use for matching refractive index of BK7 Schott glass, such as with prisms to slides.

Typical characteristics:

Composition: Mixed phthalate esters
Appearance: Colorless liquid
Odor: Slight

Color stability in sun: No visible sign after 5 months, may slightly discolor after one year with slight precipitate after 10 years.

Index change rate by evaporation:
Very low: -0.0001 expected: exposed surface area to volume ratio of 0.2 cm2/cc @ 25° C for 32 days.

Pour point: < 45 C
Boiling Point: > 370° C
Flash Point: >199° C
Density: 1.059 g/cc @ 25° C
Coef. of thermal expansion: 0.0007 cc/cc/° C
Specific Heat: ~0.46 cal/g/° C @ 25° C
Thermal conductivity: ~ 0.00032 cal/sec/cm2 /° C - 1 cm thickness [~ 0.13 watts/meter/° K]

Viscosity (centistokes at 25° C): 41
(centistokes at 15° C): 62
(centistokes at 35° C): 27

Surface tension: 34 dynes/cm @ 25° C

Soluble: Acetone, carbon tetrachloride, ethanol, ethyl ether, Freon TF, heptane, methylene chloride, naptha, toluene, turpentine, xylene

Insoluble: Water

Compatible:
10 month immersion @ 25° C: acrylic, cellulose acetate, epoxy, nylon, polycarbonate, polyethylene, polypropylene, phenolic, silicone, and fluorosilicone rubber, aluminum, brass, copper, steel

Incompatible: Polystyrene, polyurethane, polyvinyl chloride, latex and neoprene rubber, Tygon (acrylic and polycarbonate @ 55° C)

Toxicity: Practically non-toxic


Cauchy Equation: refractive index as a function of wavelength at 25° C where W = wavelength in Angstroms () n(W)= 1.496871 + (623826.1/W2 + (2.286787E + 12)/W4.

Source or       Wavelength    Refractive Index 25° C   %Transmissance 25° C
Spectral Line      1 mm               1 cm                   10 cm

near UV cut off    3100          1.587     74              50
l  (Hg)            3650          1.557     99              88     28
h (Hg)             4047          1.5435   100              96     66
F' (Cd)            4800          1.5283   100              99     89
F  (H)             4861          1.5274   100              99     90
e (Hg)             5461          1.5204   100             100     96
D (Na D1, D2 mean) 5893          1.5167   100             100     97
HeNe laser         6328          1.5139   100             100     98
C' (Cd)            6439          1.5133   100             100     99
C (H)              6563          1.5126   100             100     99
Ruby laser         6943          1.5108   100             100     98
GaAs laser         8400          1.5062   100             100     97
Nd:YAG laser      10648          1.503    100              97     63
Diode             13000          1.501     99              93     49
Diode             15550          1.500     99              87     24


nF-nC = 0.0148
Abbe vD: (nD-1)/nF-nC) = 35.0
Temperature coefficient: dnD/dt 15-35° C = -0.000392
Code 1160 Immersion LiquidSPI #EachIn Stock
16 oz04117B-AB  243.20 Add to cartNo
Pint (2 pint minimum)04117C-AB  486.40 Add to cartNo
Gallon04117D-AB  661.44 Add to cartNo
5 Gallon pail04117E-AB  3307.20 Add to cartNo

When ordering, please supply wavelength, R.I. and % Transmission from Chart above

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Saturday November 01, 2014
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