HUMBOLDT QUALITY ASSURANCE LABORATORY

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RESIDUAL SOLVENTS

We test for 14 residual solvents

We require 0.1 grams of concentrate for this analysis. Residual solvents we analyze for can be found below.

Reporting Limit: 10mg/kg

CAS# 74-98-6

Propane

Reporting Limit: 10mg/kg

CAS# 106-97-8

Butane

Reporting Limit: 10mg/kg

CAS# 64-17-5

Ethanol

Reporting Limit: 10mg/kg

CAS# 78-78-4

2-Methylbutane

Reporting Limit: 10mg/kg

CAS# 64-17-5

Acetone

Reporting Limit: 2mg/kg

CAS# 71-43-2

Benzene

Reporting Limit: 10mg/kg

CAS# 67-66-3

Chloroform

Reporting Limit: 10mg/kg

CAS# 75-28-5

Isobutane

Reporting Limit: 10mg/kg

CAS# 67-63-0

Isopropanol

Reporting Limit: 10mg/kg

CAS# 67-56-1

Methanol

Reporting Limit: 10mg/kg

CAS# 142-82-5

n-Heptane

Reporting Limit: 10mg/kg

CAS# 109-66-0

n-Pentane

Reporting Limit: 10mg/kg

CAS# 108-88-3

Toluene