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150g Paraformaldehyde 98%(photo grade) 30525-89-4 For Sale

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150g Paraformaldehyde 98%(photo grade) 30525-89-4:
$23.80

Paraformaldehyde 98% 150g(photo evaluation)Density: 880 kg/m³Melting point: 120 ° C
Used as a tanning agent, preservative, in photographic developers (D-85).Kodak-85b
2-component lit developer for lit filmPart AWater not above 120F / 50C 500 mlSodium Sulfite 36.5gBoric Acid (crystals) 9.4gHydroquinone 28 gPotassium bromide 2gCold water to make 1000ml
Part BWater not over 90F / 32C 500mlSodium Bisulfite 11gSodium Sulfite 1gParaformaldeyhde 37.5gCold water to make 1000ml
Mixing Instructions: Add chemicals in specified sequence. Cool to 68F / 20C for use.Dilution: For Lith film mix 4 parts A + 1 part B.Use: Starting point Development time: 2 minutes.

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150g Paraformaldehyde 98%(photo grade) 30525-89-4

$23.80

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Paraformaldehyde 500g A795

$69.99

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