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PR1MA  D-(+)-Biotin [Vitamin H]

Common Name: Vitamin H
CAS Number: 58-85-5
Molecular Weight: 244.3
Chemical Formula: C10H16N2O3S
Solubility: Water
Storage Temp: 2-8°C

Research or further manufacturing use only, not for food or drug use.

  • Appearance: White or off white powder
  • Assay: 97.5 - 102.0 %
  • Related Substance (HPLC-Individual Impurity):  1.0 %
  • Related Substance (HPLC-Total Impurities):  2.0 %
  • Residual Solvents: To meet requirements
  • Specific Rotation: +89 - +93 °
  • BSE/TSE Free: BSE/TSE Free
  • Grade: USP

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PR1MA Acrylamide/bis-Acrylamide, 19:1 Ratio Solution

CAS Number: 79-06-1; 110-26-9; 7732-18-5
Storage Temp: 2-8°C

A 40% solution containing 38% (w/v) Acrylamide and 2% (w/v) bis-Acrylamide for a monomer to crosslinker ratio of 19:1.

WARNING! This product can expose you to Acrylamide, a chemical which is known to the State of California to cause cancer, developmental and reproductive harm. For more information go to www.P65Warnings.ca.gov.

Research or further manufacturing use only, not for food or drug use.

  • Appearance: Clear, colorless liquid
  • Conductivity of Solution:  10 µmhos
  • DNase/ RNase: Not Detected
  • Electrophoresis: Pass Test
  • pH: Report

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PR1MA IPTG [Isopropyl-β-D-thiogalactopyranoside], Dioxane Free

Common Name: Isopropyl-β-D-thiogalactopyranoside
CAS Number: 367-93-1
Molecular Weight: 238.3
Chemical Formula: C9H18O5S
Solubility: Water, ethanol
Storage Temp: 2-8°C

IPTG is combined with X-GAL to detect lac+ colonies or cells in a colorimetric assay. Distinguishes recombinants (white) from non- recombinants (blue) in cloning strategies using vectors such as Lambda-11, M13mp 18 and 19, pUC18 and 19, pUR222 containing the lacZ gene.

Dioxane-Free
Water Content: <0.49%

Research or further manufacturing use only, not for food or drug use.

  • Appearance: White Crystalline Powder
  • Assay (HPLC): 98.0 - 101.0 %
  • Purity (HPLC):  99.0 %
  • 1,4-Dioxane: Not Detected
  • Absorbance @300nm (5% w/v sol in H2O):  0.13
  • Absorbance @400nm (5% w/v solution in H2O):  0.06
  • Identification: IR Concordant with Standard
  • Melting Range: 110 - 114 °C
  • Moisture Content (KF): ≤ 1.0 %
  • pH (5% in water): 5.0 - 7.0
  • Solubility: Soluble in Water and Methanol
  • Specific Optical Rotation: -34.5 - -28.5 o
  • BSE/TSE Free: BSE/TSE Free
  • Non Animal Origin: Non Animal Origin
  • Country of Origin: Report

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PR1MA Calcium Chloride Anhydrous

CAS Number: 10043-52-4
Molecular Weight: 110.98
Chemical Formula: CaCl2
Solubility: Water
Storage Temp: Room Temperature

Research or further manufacturing use only, not for food or drug use.

  • Appearance: White crystalline powder
  • Assay (Titration):  96.0 %
  • Titratable Base:  0.006 meq/g

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